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Letter from Stephen Marten about medal for planting red upland willows
Letter from Stephen Marten about medal for planting red upland willows
Letter from George Hubbard addressed to John Hayes appointing him his Deputy to receive the reward adjudged to him by the Society for his paper on the management of bees
Letter from George Hubbard addressed to John Hayes appointing him his Deputy to receive the reward adjudged to him by the Society for his paper on the management of bees
Letter from J H Pasley about a standard of weights and measures, with envelope
Letter from J H Pasley about a standard of weights and measures, with envelope
Letter from J Mason about heating and ventilating apparatus, with drawing
Letter from J Mason about heating and ventilating apparatus, with drawing
Letter from John Hogg about his fire escape
Letter from John Hogg about his fire escape
Letter from James Paterson on an electro magnet, with drawings
Letter from James Paterson on an electro magnet, with drawings
Letter from P Barrow about Robert McEwan's mercurial safety valve, with drawing
Letter from P Barrow about Robert McEwan's mercurial safety valve, with drawing
Letter from Herr. Von Ransom, translation about hydraulic wheels
Letter from Herr. Von Ransom, translation about hydraulic wheels
Letter from James Hedderley about the application of electro-magnetism to railway carriages for the purpose of safety
Letter from James Hedderley about the application of electro-magnetism to railway carriages for the purpose of safety
Letter from John Henry Gascoigne about his improved carpenters pencil
Letter from John Henry Gascoigne about his improved carpenters pencil
Letter from JOW Hawris on his paddle wheel and his method of musical notation, with drawings
Letter from JOW Hawris on his paddle wheel and his method of musical notation, with drawings
Letter from Thomas Williams about his standard of longitude
Letter from Thomas Williams about his standard of longitude
Letter from John Byerley about sawing machine
Letter from John Byerley about sawing machine
Letter from James Randoll about his perpetual motion machine
Letter from James Randoll about his perpetual motion machine
Letter from John Thompson with a description of his machine for beating hemp with drawing
Letter from John Thompson with a description of his machine for beating hemp with drawing
Letter from H Jennings about equidistant parallel rule
Letter from H Jennings about equidistant parallel rule
Letter from Messrs Lodge & Bittleston about spring crutch, with letter from J Wright on behalf of Mr Brookes who approves of the crutch
Letter from Messrs Lodge & Bittleston about spring crutch, with letter from J Wright on behalf of Mr Brookes who approves of the crutch
Letter from Benjamin Taylor about wooden railways on colonial roads, with drawing
Letter from Benjamin Taylor about wooden railways on colonial roads, with drawing
Letter from J N Morgan about perpetual motion machine
Letter from J N Morgan about perpetual motion machine
Letter from John Shaw about his compound pendulums
Letter from John Shaw about his compound pendulums