Screw-thread correcting lathe with components
circa 1910
Screws and bolts from model ribbon loom
Three brass screws from the Gravity pendulum by Bailey
1834
Hunter's screw
1781-1840
Box of Sample Screw Threads, 1855-1860
1855-1860
Six butterfly headed steel screws and washers
Metal screw
6 screws and 1 nut from the example of the free pendulum clock
1930-1940
6 screws and 3 nuts from the English Reifler escapement astronomical clock designed by E. T. Cottingham
1923-1925
Conical steel screw with wooden handle
Brass Screws for Triple-Expansion Marine Steam Engine
Screws for stick barometer by Martin
Screws from circular knitting machine
Screws, etc. from "Conway" amplifier equipment (1970)
Plastic bag containing two screws and two wide washers
Two screws and a spare glass pane
Envelope containing screws for for 9-inch reflecting telescope
1767-1768
Screws (Spares)
Bone plates, mesh and screws for reconstructive surgery, United States, 1996
1996
Four Coach Screws
Plastic bag containing screws and squared clamp for a bespoke headrest mount
Slotted cheese-head brass screws for clamps and micrometers
1832
Screws from Walligraph 'lazy tongs' extending telephone bracket support
1925-1935
Nuts and Screws for Triple-Expansion Marine Steam Engine
1924-1928
Bolt with washer for smoke detector cabinet.
1958
Two small screws
Three screws and key on string from Kew pattern station barometer by Negretti & Zambra, London
Four holding down screws
Two Wooden Screws from Cranbrook Windmill for jacking-up the windshaft
1850-1857
Original Screws and Fittings for Refracting Telescope on Equatorial Stand
1769
Adjustment screws for telescope by Wray, c 1875.
1875
15 buffer screws
1762
Glass fronted display case of G.K.N. screws
c.1948-1960
Wood screws
1790-1819
Two screws from James Watt's workshop
1790-1819
Four screws and nuts
1790-1819
Screws from James Watt's workshop
1790-1819
238 Brass and iron screws, various sizes and shapes
1790-1819
Piece of round brass
1790-1819