Model of Henry Maudslay's screw-cutting lathe
1800-1820
Quarter-repeating watch movement, ready for finishing
circa 1820
Excavated neolithic flint perhaps used for trephination
3000-1500
Replica of Roman steelyard, from Pompeii, 79 AD
1-79 CE; before 1914
Balance to weigh a third of a guinea piece
1800-1810
Calf's Head Weight
1370-1350 BCE; 1931
Plaster replica of black Basalt Cubit Rod 531
1931; 250 BCE
Box of scales and weights
1810
Set of money scales in sharkskin case
1820
Plaster replica of IBEX weight
1370-1350 BCE; 1931
Chinese planisphere with pamplet, 1819
1819
Persian equal-arm balance, 1800-1810
1800-1810
Replica of Roman equal-arm balance, from Pompeii, 79 AD
1-79 CE; before 1914
Rail Chair for Inverted 'T' Rail
1810
Rail Chair for Inverted 'T' Rail
1810
Cast Iron Rail for Level Crossings
1810
Cast Iron Rail
1810
Cloud study of a distant shower
1803
Silver medal
1814
Bronze medal
1818
Iron Cockspur burner 1812
1812
Ell rod, as used by master-tailors, German, 1816-1820
1816-1820
Jointed rope-maker's slide rule
1802
Compound monocular microscope in case
1800-1807
Manuscript instructions and receipt for Ramsden solar microscope, 1793
1793
Glass trough on mahogany stand
1795-1805
Dannemora Ferngrufva in Upland
circa 1800
Model of Henry Cavendish's Torsion Balance Gravitational Apparatus, 1798
1798 (original); 1977 (model)
Brass cross-head and compass, 1800
1800
drawing. Pencil
1805-1820
drawing. Ink and wash. 'Front View of a Stamp Mill' / Lead Mining
1805-1820
drawing. Pen and line
1805-1820
drawing. Pen
1805-1820
drawing. Pen and sepia wash with black. 'Miner with candle
1805-1820
Ms, [4] leaves on one sheet. 'On the Washing of Lead Ore' / Lead Mining
1805-1820
"Man on a Bench"
1805-1820
"Brake"
1805-1820
"Vogue"
1805-1820
"Jack Roller"
1805-1820
"Filling Buddle"
1805-1820
"November 5th, 1813"
1805-1820
"Buddleing"
1805-1820
"Serving Masons"
1805-1820
"Man winding Jack Roller"
1805-1820
Pencil. 'Contents List' / Lead Mining
1805-1820
drawing. Pencil. 'Tools' / Lead Mining
1805-1820
"Pitmen"
1805-1820
drawing. Pencil. 'Riverside staithes' / Lead Mining
1805-1820
"Carrying Galloways"
1805-1820
Crack
1805-1820