RSA/PR/GE/110/5/49
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Item
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1756
Parte de 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
Parte de 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
Parte de Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/MC/101/10/178
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Item
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26/3/1810
Parte de Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/MC/101/10/179
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Item
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21/4/1810
Parte de Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/MC/101/10/213
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Item
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31/12/1808
Parte de Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/MC/101/10/343
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Item
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12/7/1848
Parte de Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/MC/101/10/369
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Item
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25/10/1813
Parte de Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/MC/101/10/409
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Item
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15/11/1794
Parte de Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/MC/101/10/410
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Item
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16/1/1795
Parte de Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/MC/101/10/425
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Item
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13/6/1796
Parte de Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/MC/101/10/496
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Item
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26/9/1793
Parte de 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
Parte de 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
Parte de 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
Parte de 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
Parte de Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
Includes drawing
RSA/PR/MC/101/10/960
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Item
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26/10/1818
Parte de 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
Parte de Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)
RSA/PR/MC/101/10/1007
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Item
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11/1/1798
Parte de 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
Parte de Royal Society for the encouragement of Arts, Manufactures and Commerce (RSA)