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Letter Book: copies of letters sent by the Society 11 April 1894 - 9 January 1895
Letter Book: copies of letters sent by the Society 11 April 1894 - 9 January 1895
Letter Book: copies of letters sent by the Society 10 February 1893 - 8 March 1893
Letter Book: copies of letters sent by the Society 10 February 1893 - 8 March 1893
Letter Book: copies of letters sent by the Society 1 March 1892 - 14 April 1892
Letter Book: copies of letters sent by the Society 1 March 1892 - 14 April 1892
Letter Book: copies of letters sent by the Society 1 August 1893 - 2 January 1894
Letter Book: copies of letters sent by the Society 1 August 1893 - 2 January 1894
Letter Book: copies of letters sent by the Society 21 May 1892 - 19 July 1892
Letter Book: copies of letters sent by the Society 21 May 1892 - 19 July 1892
Letter and prospectus from J Bryant about preventing accidents in two wheeled carriages
Letter and prospectus from J Bryant about preventing accidents in two wheeled carriages
Letter and printed notices from Admiral Joseph Bullen about safety devices for miners and window cleaners
Letter and printed notices from Admiral Joseph Bullen about safety devices for miners and window cleaners
Letter and printed notice from William Archdeacon about his 48 discoveries and improvements including method for refining sugar
Letter and printed notice from William Archdeacon about his 48 discoveries and improvements including method for refining sugar
Letter and printed notice from Messrs Philips and Holman about their kiln for drying grain, with drawing
Letter and printed notice from Messrs Philips and Holman about their kiln for drying grain, with drawing
Letter and printed notice from George Winter about his patent drill machine
Letter and printed notice from George Winter about his patent drill machine
Letter and printed notice from George Norton about improved cooking, heating and lighting apparatus
Letter and printed notice from George Norton about improved cooking, heating and lighting apparatus
Letter and printed notice from Edward Thomason about his patent steps for 4 and 2 wheeled carriages, with drawing
Letter and printed notice from Edward Thomason about his patent steps for 4 and 2 wheeled carriages, with drawing
Letter and printed notice from C K Dyer about his patent metallic sand
Letter and printed notice from C K Dyer about his patent metallic sand
Letter and plan from George Blackie about fire engine
Letter and plan from George Blackie about fire engine
Letter and papers from John Addams describing his machine for measuring timber
Letter and papers from John Addams describing his machine for measuring timber
Letter and drawing on the reclamation of land from the sea
Letter and drawing on the reclamation of land from the sea
Letter and drawing from Robert Baxter about his 'moving power', with drawings
Letter and drawing from Robert Baxter about his 'moving power', with drawings
Letter and description claiming premium for transit instruments
Letter and description claiming premium for transit instruments
Letter and certificate from Joseph Ottolonghe and James Habersham about planting mulberry trees in Georgia
Letter and certificate from Joseph Ottolonghe and James Habersham about planting mulberry trees in Georgia
Letter and certificate from John Ball about rhubarb
Letter and certificate from John Ball about rhubarb