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Letter from Dr Wansborough, certificates about his nipple shields
Letter from Dr Wansborough, certificates about his nipple shields
Letter from Henry Murrell about improved churn
Letter from Henry Murrell about improved churn
Letter from John Mathison about machine for cutting bread
Letter from John Mathison about machine for cutting bread
Letter from Benjamin Powles about his improved scales
Letter from Benjamin Powles about his improved scales
Letter from J Saunders, explanation of a model of a portable machine for loading and unloading goods
Letter from J Saunders, explanation of a model of a portable machine for loading and unloading goods
Letter from David Bowen about clockwork
Letter from David Bowen about clockwork
Letter from Joseph Baader about invention for 'regulating the motion and momentum of cranks'
Letter from Joseph Baader about invention for 'regulating the motion and momentum of cranks'
Letter from Joseph Baader about invention for 'regulating the motion and momentum of cranks'
Letter from Joseph Baader about invention for 'regulating the motion and momentum of cranks'
Letter from Thomas Worsley, Secretary of Phoenix Fire Office about Lieutenant Bell's fire extinguisher
Letter from Thomas Worsley, Secretary of Phoenix Fire Office about Lieutenant Bell's fire extinguisher
Letter from J Harman about Lieutenant Bell's fire extinguisher
Letter from J Harman about Lieutenant Bell's fire extinguisher
Letter from John Read enclosing an observation on weights and measures
Letter from John Read enclosing an observation on weights and measures
Letter from Samuel More part of the manuscript of his communication on Weights and Measures printed in Vol. 12 of the Transactions
Letter from Samuel More part of the manuscript of his communication on Weights and Measures printed in Vol. 12 of the Transactions
Letter from Henry Shadwell about 'a few inventions which have lately come into my head' and his method of mounting guns on carriages
Letter from Henry Shadwell about 'a few inventions which have lately come into my head' and his method of mounting guns on carriages
Letter from Richard Judson about system of weights and measures
Letter from Richard Judson about system of weights and measures
Letter from Ignace Boninsegna about preserving fruit, cutting glass, gilding glass and polishing marble
Letter from Ignace Boninsegna about preserving fruit, cutting glass, gilding glass and polishing marble
Letter in French from Hubert Sarton on his new 'regulateur de compensation' and his improved method of mining
Letter in French from Hubert Sarton on his new 'regulateur de compensation' and his improved method of mining
Letter from Rev Harrison Balfour about his cloth shearing machine
Letter from Rev Harrison Balfour about his cloth shearing machine
Letter from Samuel Bream about machine for use on leaky ships
Letter from Samuel Bream about machine for use on leaky ships
Letter from Mathew Shepherd about his method of sailing near the wind
Letter from Mathew Shepherd about his method of sailing near the wind
Letter from James Littlejohns about improved windmill
Letter from James Littlejohns about improved windmill