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Letter from William Martin about instrument for ascertaining longitude, with a note of the Society's decision
Letter from William Martin about instrument for ascertaining longitude, with a note of the Society's decision
Letter from W.L. Carter about his trephine, with a note of the Committee's decision
Letter from W.L. Carter about his trephine, with a note of the Committee's decision
Letter from Captain Thomas Williamson about his improved water wheel
Letter from Captain Thomas Williamson about his improved water wheel
Letter from G Griffenhoose about his method of paving streets, with a note of the Committee's decision
Letter from G Griffenhoose about his method of paving streets, with a note of the Committee's decision
Letter from C Plummer about his weighing machine
Letter from C Plummer about his weighing machine
Letter from E Pickering about his cart
Letter from E Pickering about his cart
Letter from Gilbert Gilpin about his walking wheel crane
Letter from Gilbert Gilpin about his walking wheel crane
Letter from Isaiah Richards on his machine for raising water
Letter from Isaiah Richards on his machine for raising water
Letter from Isaiah Richards on his machine for raising water
Letter from Isaiah Richards on his machine for raising water
Letter from Isaiah Richards on his machine for raising water
Letter from Isaiah Richards on his machine for raising water
Letter from Robert Salmon, description of his machine for preventing horses from turning
Letter from Robert Salmon, description of his machine for preventing horses from turning
Letter from G Inman about his plane for the use of joiners and cabinet makers
Letter from G Inman about his plane for the use of joiners and cabinet makers
Letter from O Lloyd about domestic ventilation
Letter from O Lloyd about domestic ventilation
Letter from William Power on his tooth brushes
Letter from William Power on his tooth brushes
Letter from T W Keates about Nickel's atmospheric railway
Letter from T W Keates about Nickel's atmospheric railway
Letter from George Empringham asking if the Society would purchase a clock
Letter from George Empringham asking if the Society would purchase a clock
Letter from Samuel J Smith about the competition for the design of a labourer's cottage
Letter from Samuel J Smith about the competition for the design of a labourer's cottage
Letter from E Highton about his paper on the effects of heavy discharges of atmospheric electricity
Letter from E Highton about his paper on the effects of heavy discharges of atmospheric electricity
Letter from Joseph Higgs about his newly constructed bedstead where bugs shall have no place whatever to harbour and for the convenience of taking down in the case of fire
Letter from Joseph Higgs about his newly constructed bedstead where bugs shall have no place whatever to harbour and for the convenience of taking down in the case of fire
Letter from Caleb Pitt about his attempt to improve clocks
Letter from Caleb Pitt about his attempt to improve clocks