RSA/PR/GE/110/5/49
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Item
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1756
Part of Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/GE/110/18/78
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Item
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1765
Part of Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
Includes diagram
RSA/PR/GE/110/18/79
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Item
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1765
Part of Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/MC/101/10/2062
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Item
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5/9/1774
Part of Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/MC/101/10/2063
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Item
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21/9/1774
Part of Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/MC/101/10/1430
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Item
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25/9/1783
Part of Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/MC/101/10/1514
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Item
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3/12/1785
Part of Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/MC/101/10/1047
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Item
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21/8/1786
Part of Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/MC/101/10/1052
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Item
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7/11/1786
Part of Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/MC/101/10/651
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Item
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12/4/1787
Part of Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/MC/101/10/754
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Item
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4/1/1789
Part of Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/MC/101/10/582
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Item
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11/1/1790
Part of Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/MC/101/10/581
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Item
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13/1/1790
Part of Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/MC/101/10/580
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Item
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6/3/1790
Part of Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/MC/101/10/742
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Item
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5/6/1790
Part of Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
Includes drawing
RSA/PR/MC/101/10/496
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Item
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26/9/1793
Part of Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/MC/101/10/498
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Item
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1793
Part of Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/MC/101/10/982
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Item
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1793
Part of Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/MC/101/10/560
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Item
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10/8/1794
Part of Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/MC/101/10/526
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Item
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23/10/1794
Part of Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)