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Universal ring dial, by Adams; in mahogany case, no key, engraved made by Geo Adams at tycho brake's head in Fleet Street, London brass with silvered scales, diams of vertical divided circle 9" horizontal and vertical circles divided in degrees, and reading to vernier by 5' hour circle divided to 2 min, 3 levelling screws hole sights fixed to vertical circle, slow motion by pinion for both vertical and horizontal circles

Universal ring dial

1734-1796
[Instructions to the illustrator of 'A description of the pneumatic apparatus made by George Adams in Fleet Street, London, 1761'] / [George Adams. Volume containing leaves bearing mounted drawings for plates I-XXIV in the work at inv. no. 1927-2059 (MS 204), plus six unnumbered leaves of drawings etc. These indicate size, layout etc. to be adopted. The drawing for plate I bears name 'G. Adams', that for plate XXIV the initials 'G.A.']

Instructions to the illustrator of 'A description of the pneumatic apparatus made by George Adams

1761
[Drawings (22 loose, unbound sheets) of apparatus in the George III collection]

Drawings (22 loose, unbound sheets) of apparatus in the George III collection

Square frame and ruler for experiments on oblique forces and the horizontal lever

Wooden square frame and ruler

1762
Three boxwood discs, one weighted, with bracket for suspension

Three boxwood discs

1762
Two square section rods with ends for clamping and apparatus on slides

Two square section rods with ends for clamping and apparatus on slides

1762
Boards for centre of gravity and Archimedes' quadrature of the parabola demonstrations

Boards for centre of gravity and Archimedes' quadrature of the parabola demonstrations

1762
Universal sundial, in case, with key, made by Adams, circular baseplate. (key missing)

Universal sundial

1734-1795
Folding mahogany case, made by George Adams, London, 10 7/8" x 6 1/4" containing six heart shaped plaques showing the relative weights of gold, silver, copper, tin, iron and lead, c. 1760

Folding mahogany case

1760
Rolling double cone and arms

Rolling double cone and arms

1762
Apparatus for demonstrating properties of the wedge. cords

Apparatus for demonstrating properties of the wedge. cords

1762
Centre of gravity paradox

Centre of gravity paradox

1762
Two tapered brass pulley blocks; one with three pullies and one with two pullies; with cord.

Two tapered brass pulley blocks

1762
Balance beam and fulcrum, on plinth base

Balance beam and fulcrum

1762
Balance beam for experiments on falling weights

Balance beam for experiments on falling weights

1762
Compound Steelyard made by George Adams

Steelyard by George Adams

1762
Hollow cylindrical mahogany box with four lead weights

Hollow cylindrical mahogany box with four lead weights

1761
Circular pillar with fulcrum and bridge foot base

Circular pillar with fulcrum and bridge foot base

1761
Glass tubes

Tube

1761
Cycloidal channels made for King George III by George Adams in 1762, Fleet Street, London.

King George III's cycloidal channels

1762
Glass globe with brass cap containing glass tube

globe

1761
Lead disc, with three feet, one hole, one socket, with marbled paper on top and bottom

Lead disc

1761
Obstacles for the inclined plane

Obstacles for the inclined plane

1762
Circumferentor by G. Adams of London, used in 1763 on the survey of the Mason-Dixon line, 1725-1763

Circumferentor, 1750-1763.

1750-1763
Apparatus for demonstrating the elasticity and compression of a spring

Apparatus for demonstrating the elasticity and compression of a spring

1762
Cylindrical bell jar

Cylindrical bell jar

1761
Compound Lever, consisting of 3 levers, 2 pivoted on single pillars, & 1 pivoted on cross-arm of 2 pillars, on wooden base (original brass balance weight missing).

Compound lever, 1762.

1762
Universal compound microscope, made by Adams about 1790. In polished mahogany case, lock and key missing

Universal compound microscope

1790
Solar microscope, by G. Adams

Solar microscope, by G. Adams

Set of cubical weights

Set of cubical weights

1762
Optical toy, 'optical paradox' as described by George Adams, London, England, 1790-1795, in its original case and seven image boards.

Optical toy

1790-1795
A description of the Pneumatick Apparatus Made for his Majesty King George III Anno Domini 1761 By George Adams in Fleet Street, London / [George Adams. 1 vol. of 145 leaves, some blank. This is a draft of the text of the work at inv. no. 1927-2059 (MS 204)]

A description of the Pneumatick Apparatus Made for his Majesty King George III Anno Domini 1761

1761
[Instructions to the illustrator of 'A description of an apparatus for explaining the principles of mechanicks made for His Majesty King George the Third by George Adams .... in Fleet Street, London 1762' / [George Adams. 1 vol., containing leaves bearing mounted drawings for plates 1-70 (except pl. 8) in the work shelved as MS 203/1. They indicate size, layout etc. The drawing for plate 7 bears 'G. Adams Jan 5 1761'. A photocopy of this volume is available at the same archive shelfmark]

Instructions to the illustrator

1762
Double action air pump with vacuum gauge (c. 1750), by G.ADAMS LONDON, with apparatus in mahogany case to demonstrate the laws of pneumatics including the following experiments: Magdeburg hemisphere; Guinea and featherweight lifter (with index dial); Shower of mercury; Bell and water pump in vacuo; Bladder glass, etc.

Double action air pump with vacuum gauge (c. 1750)

1750
Mahogany transverse arm for pillar, with 2 divided quadrants and 2 pulley wheels (3rd pulley wheel constructed).

Mahogany transverse arm for pillar

1762
Two triple brass pulleys, common axis, with hooks, and cords and spherical lead weight

Two triple brass pulleys

1762
Two cradles for magnets

Two cradles for magnets

1762
Apparatus to compare the force of falling bodies.

Apparatus to compare the force of falling bodies

1762
Original type Lucernal microscope with lamp in box with accessories, by George Adams, London, England, c. 1790.

Original type Lucernal microscope with lamp in box with accessories

1785-1795
Circular protractor with two arms by George Adams, brass, in mahogany case (lid veneer lacking)

Circular protractor with two arms by George Adams

Apparatus for studying impact of bodies.

Apparatus for studying impact of bodies

1762
Release pincers

Release pincers

1762
Cork cube with brass hook

Cork cube with brass hook

1761
Lucernal microscope, by G. Adams, late 18th century, in case

Lucernal microscope

1701-1800
Steelyard, with brass hook and sliding steel hook

Steelyard, with brass hook and sliding steel hook

1761
Pendulum-type pedometer, in velvet lined fishskin case, by George Adams the Younger, Fleet Street, London, England, 1780-1795.

Pendulum-type Pedometer, English, 1780-95

1780-1795
Mechanical Powers Apparatus consisting of a balance, pulleys, levers, inclined plane, wheel and axle, screw, compound engine, compound lever, double cone, friction wheels, weights and wedge , complete with original mahogany case, made by George Adams, Fleet Street, London, 1775-1800.

Mechanical Powers Apparatus consisting of a balance

1775-1800
Model of capstan

Model of a capstan

1762
Model of windlass

Model of windlass

1762