Affichage de 21493 résultats
Description archivistique
Letter from M de Cybulski in French on perpetual motion
Letter from M de Cybulski in French on perpetual motion
Letter from William Bullock about bolts for folding doors
Letter from William Bullock about bolts for folding doors
Letter from William Oliver and J Napper about preventing chimneys from smoking
Letter from William Oliver and J Napper about preventing chimneys from smoking
Letter from J F Kupper about improved rule
Letter from J F Kupper about improved rule
Letter from George Gibbs about a method of preventing horses from turning when drawing coals from pits
Letter from George Gibbs about a method of preventing horses from turning when drawing coals from pits
Letter from W Howells about Mr Goodrich's escapement
Letter from W Howells about Mr Goodrich's escapement
Letter from F Honeywood about William Barron's counter block
Letter from F Honeywood about William Barron's counter block
Letter from John Austin about his method of flying
Letter from John Austin about his method of flying
Letter from Charles Willson, plasterer about his boat of cork
Letter from Charles Willson, plasterer about his boat of cork
Letter from Stephen Piper of his bar or strap stick fixed to a cart intended for agriculture
Letter from Stephen Piper of his bar or strap stick fixed to a cart intended for agriculture
Letter from William Laurence about crooking and pricking engine
Letter from William Laurence about crooking and pricking engine
Letter from William Laurence about crooking and pricking engine
Letter from William Laurence about crooking and pricking engine
Letter from John Lockett about wheel box for carriages
Letter from John Lockett about wheel box for carriages
Letter from Daniel Gross about his instrument for drawing teeth
Letter from Daniel Gross about his instrument for drawing teeth
Letter from John Hibbard about canal navigation
Letter from John Hibbard about canal navigation
Letter from Mark Bifield about improved churn
Letter from Mark Bifield about improved churn
Letter from Captain William Bolton about gold medal for drawing bolts in and out of ships
Letter from Captain William Bolton about gold medal for drawing bolts in and out of ships
Letter from Joseph Avery about preventing water pipes being burst by frost
Letter from Joseph Avery about preventing water pipes being burst by frost
Letter from Joseph Smith about his carriage which can go up hills against the wind without annoyance to its progress
Letter from Joseph Smith about his carriage which can go up hills against the wind without annoyance to its progress
Letter from John Lockett about wheel box for carriages
Letter from John Lockett about wheel box for carriages