Onelarge jar containing: white powder, piece of paper, “Old plaster mixed with alum water will set” James Watt's Garret Workshop 1790-1819
Large jar containing: white powder, piece of paper, plate for lid James Watt's Garret Workshop 1790-1819
Two large jars containing: white powder, piece of paper, black round top James Watt's Garret Workshop 1790-1819
1 Paper packet containing, 10 patterns, various A packet containing ten various patterns James Watt's Garret Workshop 1790-1819
1 Packet, Epsom O prect by Ov. ) Folded paper packet labelled 'epsom O' James Watt's Garret Workshop 1790-1819
1 Box, Rose Pink Box, containing unknown substance, labelled 'rose pink' James Watt's Garret Workshop 1790-1819
1 Box, Minimum. empty Box ,labelled 'minimum', containing two lumps of a mineral James Watt's Garret Workshop 1790-1819
1 Zinc box with black substance in, 4” x 3¾” x 3¼” Zinc box, containing black substance James Watt's Garret Workshop 1790-1819
1 Packet, Tripoli Crumpled paper, containing lumps of red powder James Watt's Garret Workshop 1790-1819
1 Packet, Precipitate of Prussian blue Packet, labelled 'precipitate of Prussian blue' James Watt's Garret Workshop 1790-1819
Reconstruction of the Boyle-Hooke vacuum pump of 1659. Reconstruction of the Boyle-Hooke vacuum pump Vacuum Technology 1659
Box, original, for medal, Societe d'Enseignement Moderne, 1884, A. Herbemont, artist Box, original, for medal, Societe d'Enseignement M Wellcome Medals 1884