Auchmedden, 28, 31, 32, 60.
Auldearn, 44.

Avoirdupois and Troy Weight, 241.
Axle, Wheel and, 9-10.

B

Badder, Mr., and Moon's Trajectory Path,
49, 178.

Baird, William, Esq., Auchmedden, 28, 31,
32, 33, 34, 35, 60, 164, 472; death of, 32.
Baird, Sir James, Bart., Edmonston, near
Edinburgh, 30- 31.
Balance, Watch, 26.

Balderstone, Mr., W.S., 447, 469.
Balfour, Professor James, 472.

Ball and Hoop; Season illustrator, 67-70.
Balloch Hill, 18.

Balls, Mr., 408.

Balveny Castle, 20, 24.

Banff, 5, 12, 30; Museum, 164, 466–467.
Baptism, Records of Rothiemay and Fer-
guson's Birth entry, 3-6.
Barker's Mill, 154.

Barnhill and Janet Ferguson, 21.
Barometer Table, &c., 337-338.
Bartlett, Mr., watchmaker, Maidstone,

and Ferguson's Orrery, 45, 473-474.
Bath; Lectures, &c., 125, 272; Adver-
tisements, 338, 341; Assembly Room,
384-385.

Baxtonden, Mr. (Liverpool), 294.
Beads and Thread used by Ferguson in
ascertaining the apparent relative dis-
tances of the stars, 13--15.
Beads, Bailey's and Ferguson's, 295.
Beast, name and number of, 206, 241-
243.

Beatson, John (Painter), and Ferguson's
likeness, 215, 464.

Beckman's History of Inventions, 396—

398.

Belchier, John, 274.

Bell, poor, 225.

Bell, of the neck of a broken bottle, 24.
Bell Inn-Broad Street, Bristol, and Lec-
tures, 408.

Bent, William, London, 465.

Bianchini and Venus's Rotation Period, 87.
Bible, Jean Dunbar's (Lady Dipple), 29.
Bible, Ferguson's, 72, 127, 177, 236, 282,
467.

Biographical Notes:-Ferguson's parents,
5 6, &c.; John (Ferguson's elder
brother), 6; James Glashan, 14, 377;
Dr. Young, 23; Rev. John Gilchrist,
15-16; John Skinner, 17; Thomas
Grant, Esq., 18; Alexander Cantly,
19-20; Earl of Fife, 20; Sir James
Dunbar, 26; Lord Pitsligo, 34; John
Alexander, 34; Rev. Robert Keith,
35; Lady Jane Douglas, 36; Lady
Dipple, 28-30; William Baird, Esq.,
31-32; Rev. Alexander Macbean, 41;
Professor Colin Maclaurin, 42; Richard
Cooper, 42; Rev. Alexander Irvine, 44;
Baron Edlin, 45; John Ellicott, 46;

Mrs. Ferguson, 47; Right Hon. Stephen
Poyntz, 48, 58, &c.; Duke of Northum-
berland, 48; Martin Folkes, Esq., 49;
Dr. Desagulier, 150; James Ferguson,
jun., 188; Edward Waring, 201; Dr.
John Ford, 202; Andrew Miller, 214:
Edward Nairne, 216-217, &c.; John
Harrison, 226; Gordon, 227; Dr.
Franklin, 231-232; Adam Walker,
239; Prince Edward, 247; Mungo Mur-
ray, 248; Princess Amelia, 270; Francis
Hauksbee, 273; Captain William Hut-
chinson, 292; Edward Earnshaw, 300;
Rev. Dr. Thomas Birch, 325; Dr.
Charles Hutton, 360; Andrew Reid,
368; William Guthrie, 384; William
Upcott, Esq., 408; Rev. John Kennedy,
439; Rev. Mr. Cooper, 441; John North-
cote, 448; Dr. William Buchan, 453;
Agnes Ferguson, 468; James Ferguson,
jun., 468; Murdoch Ferguson, 46%--
469; John Ferguson, 469–471.
Biographical Notices of Ferguson--Appen-
dix, 483.

Birch, Rev. Dr. Thomas, London, 49, 71,
166, 178, 216, 278, 290, 292, 296; death
of, 325, 481.

Birth-place of Ferguson, 2-5.
Birth and Crucifixion of Christ, on the,
206-213.

Blake, Doctor, and Agnes Ferguson, 252
-284.

Blair, Rev. Dr., Prebendary of Westmin-
ster, 4:8.

Blakey's Engine, model of, 333-334.
Blind Man's Clock, by Jacob Lech, 396
-399.

Bodies, on the Velocity of falling, 377—
379.

Bodies, Platonic, 269–270.

Bolt Court, Fleet Street, London (Fer-
guson's last residence, 1766--1776),
334, 368, 445, 451, 468.
Bonnycastle's Astronomy, 70.
Boswell, James, Esq., 472.

Bowie, Rev. Dr. Matthew, Kinghorn, 473.
Braco, William Duff, Esq. of, Earl of Fife,
20. 23.

Braehead, 15.

Brand, Alexander, and William, 469.
Brewster, Sir David, 215, 247, 344, 371,
403, 439. 447, 463.
Bridge Buildings, Ferguson's method of
373-374.

Bristol, Lectures, &c., 338-341.
Broad Street, Bristol, and Lectures, 272.
408.

Broad Street, Golden Square, London
Ferguson's residence in 1754,
Bryson, Mr., factor to Earl of Seafield, 26.
Buchan, Dr. William, 451.
Burning Mirror-Villette's, and its power,
319--320.

Burt, Augustus C., 72, 282.
Bury St. Edmund's and Murdoch Fer
guson, 410, 464.

Busts, imaginary sale of, 357-358.

London Bridge, by Ferguson, 362-369;
Astronomical Clock, and Ferguson's
note regarding it, 380-381; Pyramidal
Clock, 385-386; Ancient Clock, 387;
Blind Man's Clock, made by Jacob Lech
in 1525,-Cox's Perpetual Motion Clock,
404-407; One-wheeled Clock, 412.
Colours, on, 249-250.

Comet, Halley's, 230.

Comet's orbit projection, 386.
Cometarium, the, 150-153.
Conjunctive period of the Planets with the
Sun, 201-205; Earth and Venus, and
Earth and Mercury, in an orrery, 75,
76; Hands of a Watch, 39, 205-206;
of the Hands of a Clock, 239-241, 253
-254.

Controversy on trajectory of lunar orbit,
177-178.

Controversy, The Kennedy, 274-277, and
415-439.

Common Place Book, MS., 446-448.
Cooper, Richard, Edinburgh (engraver),
42, 56.

Cooper, Rev. Robert, Glass, 145, 148, 441.
Core-of-Mayen, Ferguson's Birthplace, 2,
3, 21, 28, 45, 67, 482.

Cottage, raising of the roof of Ferguson's
father's, 5-9.

Cowan, Thomas, bookseller and publisher,
London, 454-459.

Cox, Robert, Esq., W.S., Edinburgh, 45.
Cox's Perpetual Motion Clock, London,
1773, 404-407.

Crane, a new one, 286-290.

Crane-Court, Fleet-street, London, and
Royal Society, 49.
Crank Orrery, 96, 127–130.
Creation, Ferguson's theory of the, 483-
485.

Critical Review, 276-277, 415, 416, 417,

419.

Crucifixion, Darkness at, 213; A Lecture
on Eclipses, published, 409-410.
Cruickshanks, John, LL.D., Aberdeen,
6, 403-404, 466.

Cullen, 5, 24.

Culloden, 40.

Cumberland, Duke of, 48.

Curious Memoranda, 307-309.
Cycle, Metonic, 187.

Cycle of the Sun, Moon, and Indiction,
252- 253.

Cylinder, Universal Dialling, 53, 325-
330.

D

Da Costa, Emanuel, 271.

Dale Street, Liverpool, and Lectures, 291.
Daniel's Seventy Weeks, 266-213.
Darkness at the Crucifixion, 213, 409-410.
Davidson, Isabel, 7.

Death's of, Rev. Mr. Gilchrist, Keith, 15;
Mr. John Skinner, teacher, Keith, 17;
Thomas Grant, Esq., Achoynaney, 18;
Sir James Dunbar, 26; Lady Dipple,

30; William Baird, Esq., Auchmedden,
32; Lord Pitsligo, 34; Rev. Robert
Keith, Edinburgh, 35; Lady Jane
Douglas, 36; Rev. Alexander Macbean,
Inverness, 41; Professor Colin Maclaur-
in, Edinburgh, 42; Rev. Alexander Ir-
vine, Elgin, 44; Sir Dudley Ryder, 45;
Baron Edlin, 46: Martin Folks, Esq.,
London, 49; Right Honourable Sir
Stephen Poyntz, 58; Agnes Ferguson,
the daughter of Ferguson, 284; Rev.
Dr. Thomas Birch, London, 325; An-
drew Millar, publisher, London, 353;
Mr. James Glashan, 377; James Fer-
guson (eldest son of Ferguson), 396;
Mrs. Ferguson, 402; Rev. Robert
Cooper, 441; Ferguson, 448; Murdoch
Ferguson (second son of Ferguson), 468;
John Ferguson (third and youngest son
of Ferguson), 469; John Ferguson (his
eldest brother), 466; Janet Ferguson
(Ferguson's sister), 466; Ferguson's pa-
rents, 5; Ferguson's "Eudosia," 351.
Delaval, Edward, F.R.S., 250.
Delgetty, 20.

Delineation of the Moon's Real Path, &c.,
published, 72.

Denhead, or Achorties, 4.
Dennison's Treatise on Horology, 222
Derby, 268.

Derbyshire, 390.

Derham's Artificial Clock Maker, 43, 79.
Desagulier, Dr. John, Lect. Nat. Phil..
&c., London, 150, 232.

Description of Orreries, Planetariums,
Satellite Machines, Clocks, Machines,
Apparatus, &c., see such under their re-
spective headings.

Desormeaux, Mr., his Sale, and Ferguson's
Electrical Apparatus, 372.

Devil's Cave, Derbyshire, and Publication.
390.

Dial, Sun, Gram. Sch. Keith, 17, 59, 243.
Dial on a Card, 244-246.

Dialling Cylinder, 53, 325–330.
Diameter of the visible part of a cloudy
sky, 260.

Dick, Dr. Thomas, Broughty Ferry, 268.
Dipple, Lady, 20, 28, 29, 30, 31, 37.
Dirck's "Perpetuum Mobile," 223.

Dispute regarding the Crucifixion date.
223.

Dissertation on the Harvest Moon, and on
the Moon turning round on its axis, 5,
51, 59-published, 110.

Duguid, Rev. Mr., of Glass, 441.
Duke Street, Bloomsbury, London, Fer-
guson's residence in 1757, 216.
Dunbar, Sir James, Durn, 26, 27, 29, 31;
death of, 26.

Dunbar's, Jean, Bible, 29.

Dunbar, Rev. Sir William, Kew, 26.
Durn, 24, 26, 27, 28, 30, 31.

Durn Hill Quartz Rocks, and ancient en-
campment on it, 27.

E

Earl of Fife, 4, 20, 23, 44.

Earnshaw, Edward, watchmaker, Stock-
port, 300-302.

Earth, Land and Water on, 259.

Ebbing and Flowing of the Sea, the cause
of, 334-337.

Ebbing and Flowing Wells, Machine for
illustrating the cause of, 310--312.
Eclipsareon, a machine for exhibiting the
phenomena of Solar Eclipses, 53, 179—
185.

Eclipses-Of the Sun seen at Elgin, 44;
Great Solar Eclipse of 1748, 51, 96;
Projection of ditto, 96; Lectures on,
123; Occurrence of, 124-126; A Calcu-
lus of the Lunar Eclipse of April, 1753,
176; Great Solar Eclipse of 1764, 285-

286, 290; Projection of the great Lunar
Eclipse of 1776, 399.

Ecliptic, by Ferguson, likened to a road

and its ruts, 31; Motions of the Sun
and Moon in, likened to those of the two
hands of a watch, 38.

Edinburgh, Ferguson in, 5, 34, 38, 41-
42, 44, 53, 55, 56, 342--343.
Edlin, Baron, Edinburgh, 45- 47; death
of, 46.

Editor of this Memoir, his collection of
Ferguson relics, 477.

Editor of the Monthly Review (for 1775)
on Ferguson and the Kennedy contro-
versy, 431-432.

Eidouranion, Walker's, 239.
Effects, sale of Ferguson's, 469–471.
Electricity: :- Lecture on, 53; Medical
Electricity, applied to Ferguson and his
wife, 372 373; Electrical Machine,
Ferguson's, 262; Lane's, 371; Electri-
cal Orrery, King's, 351-353; Electrical
Thunder House, 353; Electrical Wheel-
work Orrery, 371; Electrical Clock,
371; Ferguson's Electrical Apparatus,
371; part of which was re-sold at Mr.
Desormeaux's sale, 372.
Electricity: An Introduction to, by Fer-
son, published, 371.
Elgin, 4, 5, 24, 30, 44, 230.

Elgin Museum and Ferguson's Letter,

225.

Ellicott, John, watchmaker, London, 49-

50, 70-71, 219, 221-222; death of, 50.
Elohim, Hutchinsonian, 422.
Emblin, Miss, Windsor (Ferguson's Eudo-
sia), 13, 349; death of, 350.

Emerson, William, mathematician, &c.,
51.

Enamelled Case, Gold Mounted, of Fer-
son's, in Banff Museum, 476.
Engravings-Wood-cuts of :-Ferguson's
Birthplace, 2; Grammar School, Keith,
7; Ferguson's father Raising the Roof
of his Cottage, 8; Experiments with the
Lever, 9; Wheel and Axle, 10; Fergu-
son taking the relative distances of the
Stars by means of thread and beads, 14;
Ferguson busy in the Barn with his
Star Maps, the master working in his
place, 16; House of Achoynaney, 19;
Fac-simile of Alexander Cantly's pen-
printed signature, 20; Action of a
Watch Main-spring illustration, 25;
Durn House Gateway in 1760, 27; The
Honourable the Lady Dipple, 29; Ima-
ginative Ecliptic, 30; Durn House,
1758, 31; William Baird of Auchmed-
den, 33; Merchiston Castle, 1754, 35;
Mrs. Ferguson's Likeness. 46; Trajec
torium Lunare, 48; Dissected illustra-
tion of Euclid, Prop. XLVII., Book 1st,
60; False Lunar Orbit, 63; Ferguson's
Trajectory of the Moon's Path, 64; Fer-
guson's Trajectorium Lunare, Section
of, 65; Ferguson's Season Illustrator,
68; Ferguson's Orrery, 73; Plan and
Section of the Wheel-work of Ferguson's
Orrery, 78; Lunar Wheelwork, Figs.
1, 2, p. 80; Henderson's Lunar Wheel-
work, 81; Annual train, 83; Hender-
son's accurate train for the periods of
the Earth and Moon, 92; Ferguson's
Three-Wheeled Orrery, 93; The Four-
wheeled Orrery, 100; Section of the
Four-wheeled Orrery, 104; Improved
Celestial Globe, 108; Planetary Globes,
111 Dial Face of Astronomical Clock,
113; Ground Plan and Section of As-
tronomical Clock, 117; Front Frame of
a Lunar Clock, 120; Moon's apparent
motion and rotation wheelwork, 122;
View of the Solar Eclipse of 1748, 125;
The Crank Orrery, 128; Calculator,
Section of Pulley-work, 131; The Cal-
culator, 132; The Tide- Dial, 134:
Wheelwork, &c., of the Tide-Dial, 136;
Centrifugal Machine, 138; Mechanical
Paradox, 140; Plan of Wheels, Frames,
&c., of Mechanical Paradox, 142; Fer-
guson's Simple Lunation Train, 149;
Cometarium, Figs. 1, 2, p. 150; Per-
petual Almanack, 155; Ferguson's Sim-
ple Lunation Work. 157; An Improved
Hygroscope, 158: Lunar Motion, 158;
Ferguson's Satellite Machine, Section
of the Wheelwork, 162; Section of ditto
for his new wheels, 165; Dr. Pearson's
Satellite Machine, Section of, 166;
Geometrical Cards, 170, 171, 172, 174,
175, 361, and Appendix, 485; Eclipsa-
reon, 180; Section of the Wheelwork of
Orrery, Plan of Wheelwork of ditto,
188; Henderson's Plan of Wheelwork,

192; Mechanical Paradox Orrery, Figs.
1, 2, p. 194; Ferguson's Whirling Table,
217; Plan and Section of the Wheel
work of Ferguson's Solar and Sidereal
Clock, 221; Ferguson's Simple Clock,
232; Ferguson's Pyrometer, 237; Port-
able Card Dial, 245; Projection of the
Transit of Venus in 1761, 258; Section
of the Wheelwork of Ferguson's Planeta-
rium, 264; Ferguson's Crane, 287;
Solar Eclipse seen at Liverpool, 1764,
297; Dial-Plate of Astronomical Clock,
298; Plan of the Astronomical Wheel-
work of ditto, 299; Earnshaw's Annual
Train, 301; New Pyrometer, Figs. 1, 2,
p. 303; Hydrostatic Machine, or Bel-
lows, 306; Ebbing and Flowing Wells
Illustrator, Figs. 1, 2, p. 311; Univer-
sal Dialling Cylinder, 326; Illustrations
of ditto, Figs. 2, 3, 4, p. 328; Electrical
Orrery, 351; The Solar Spots, 354, 358 ;
The circle divided circularly into equal
areas (Geometrical Card) 361; Dial-
face, Wheelwork, &c., of Ferguson's
Tidal Clock, 363; Plan and Section of
the Astronomical Wheelwork of Fer-
guson's Solar and Lunar Watch, 367;
Tide Rotula, 369; Ferguson's Perpetual
Motion Scheme, 375; Height of the
Apparent Level above the True, 379;
Plan of the Dial Wheels of New Astro-
nomical Clock, 381; Division of the
Square, 382; Ferguson's Labyrinth,
389; Simple Mechanical Way for Tri-
secting an Angle, 390; Aubert's Merid-
ian Line, 391; Ten Squares decreasing
by unity, 392; A Line appearing of the
same length although viewed from dif-
ferent stations, 393; The Angle Tri-
sector, 400; Gravity Machine, 4.0;
The One-wheeled Clock, 412; The Pulse
Glass, 413; Ferguson's Tomb, Old St.
Mary-le-Bone Churchyard, London, 449:
Ferguson's last Residence, No. 4, Bolt
Court, Fleet Street, London, 451;—AP-
PENDIX- Ocular Demonstrations of
Euclid, Prop. XLVII., Book I., 480; Re-
markable Fish caught near Bristol, 482.
Ephemeris, Parker's, 50 (Wing's Alma-
nack).

Equation Clock, by Ellicott, 219, 222.
Equation Rotula, 440--441.
Equation of Time, Table, 1, 444-445.
Euclid, Prop. XLVII., Book I., Ocular
Illustrations of, 60, 479-480.
Eudosia. See Emblin.

Eudosia, a Poem on the Universe, 12, 13,
51, 349, 351.

Eulogy, Short, on James Glashan, 14-16;
on Lady Jane Douglas, 36- 37.

66

tion on its axis, 112; Distances of the
Planets from the Sun, 160-161.
Female Jockey Club, Publication, 282.
Ferguson-As the name Ferguson oc-
curs so frequently in the Memoir,
only notable incidents and refer-
ences will be given in this place.
Ferguson, James: - Born - Birthplace,
Core of Mayen, 2-3; Home Education,
5-6; Grammar School, Keith, 7; Odd
accident and taste for Mechanics, 7;
The Lever and Wheel and Axle, 9--10;
Shepherd Boy, 11: Star-gazing. 11:
In James Glashan's service, 12-18;
Star Measuring, 12-14; Alexander
Cantley, 17-20; Wooden Terrestrial
Globe, 21; Nearly starved in the ser-
vice of a tippling miller," 21: Dis-
abled in the service of Dr. Young, 22-
23; Wooden Clock and Watch, 24-26;
Cleaning Clocks, and drawing patterns
for needle work for aprons and gowns,
26-29; Limning, 33; In Edinburgh
with Lady Dipple, 34: In a dilemma -37,
Limning, 35; Commenced Doctor, 38;
Limning at Inverness, Astronomical
Rotula, 38-42; Returned to Edin-
burgh, 42; Professor Colin Maclarin,
41-42; First saw an Orrery, made one,
42-43; Delivered a lecture on the Or-
rery to the students attending the Pro
fessor's class, 43-44; Made an Orrery
with ivory wheels, 44; Leaves Edin
burgh for London, 44-45; In London,
Mathematical School, and the Hon.
Stephen Poyntz, 46-48; Trajectorium
Lunare and curve of the Moon's Orbit.
48-49, 57-59; New Orrery, 62–63,
72-91: The Four-wheeled Orrery, 9-
107; Becomes a public lecturer on Astro-
nomy, &c.-Lectures on the Great Solar
Eclipse of 1748, 123-126; Eclipsareon.
179-184; Orrery with equated motion,
185-193; Astronomy: On Sir Isaac
Newton's Principles, published, 214-
215; The Prince of Wales sends for
Ferguson, 231; The Ferguson Clock,
231-235; "Lectures on Select Sub-
jects," published, 246-247; Abandons
the profession of Limner, 251; Admitted
a Fellow of the Royal Society, 274.
Mysterious disappearance of Ferguson's
daughter, 279-285; Universal Dialling
Cylinder, 325-330; Young Gentleman
and Lady's Astronomy, published, 349
--351; Elected a Member of the Ameri
can Philosophical Society, 376; Death
of Mrs. Ferguson. 402: Ferguson's
household, 444; Ferguson's indisposi
tion, death, and funeral, 448.
Ferguson, Mrs., 2, 46; Portrait, 47;

Poor Bell, 225, 372; death and
funeral of, 402, 462; birth, 467.
Ferguson, Agnes (only daughter) Birth,
72; Disappearance, 279 22: Her sub
sequent life and sad end, 282-25,

452.

Note, 468.