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Letter from John Poske about his unsinkable ship
Letter from John Poske about his unsinkable ship
Letter from David Crabb about his instrument for describing arcs of circles
Letter from David Crabb about his instrument for describing arcs of circles
Letter from John Gregory about his fire escape and his lifeboat
Letter from John Gregory about his fire escape and his lifeboat
Letter from John Gregory about his fire escape and his lifeboat
Letter from John Gregory about his fire escape and his lifeboat
Letter from Thomas Saddington about his sliding rule
Letter from Thomas Saddington about his sliding rule
Letter from John Robertson on his life belt
Letter from John Robertson on his life belt
Letter from William Robertson about a fire escape
Letter from William Robertson about a fire escape
Letter from Joseph Von Bayer in German, with a translation, about a transit instrument
Letter from Joseph Von Bayer in German, with a translation, about a transit instrument
Letter from E H Howes about communicating with stranded vessels
Letter from E H Howes about communicating with stranded vessels
Letter from Charles Pye about his travelling machine called a 'whimsey'
Letter from Charles Pye about his travelling machine called a 'whimsey'
Letter from Robert Hughes, millwright about his water wheel for mills
Letter from Robert Hughes, millwright about his water wheel for mills
Letter from Lt. Molyneuz Shuldham about his improvement in blocks and pulleys, with envelope
Letter from Lt. Molyneuz Shuldham about his improvement in blocks and pulleys, with envelope
Letter from George Prisley about his improved bedstead
Letter from George Prisley about his improved bedstead
Letter from W Caulfield Lennon about steam engine mill for grinding wheat
Letter from W Caulfield Lennon about steam engine mill for grinding wheat
Letter from Rev G Gregg on his safety terragnet of life aquatic balloon
Letter from Rev G Gregg on his safety terragnet of life aquatic balloon
Letter from Banks, Langley & Co about system of hand rollers
Letter from Banks, Langley & Co about system of hand rollers
Description of the Process of manufacturing Coal Gas, for the lighting of streets, houses and public buildings; with elevations, sections and plans of various apparatus employed at the Gas Works, etc.
Description of the Process of manufacturing Coal Gas, for the lighting of streets, houses and public buildings; with elevations, sections and plans of various apparatus employed at the Gas Works, etc.
The possibility of approaching the North Pole asserted by D[aines] Barrington
The possibility of approaching the North Pole asserted by D[aines] Barrington
An inquiry into the real and imaginary obstructions to the acquisition of the arts in England.
An inquiry into the real and imaginary obstructions to the acquisition of the arts in England.
A History of Inventions and Discoveries, translated from the German, by William Johnston
A History of Inventions and Discoveries, translated from the German, by William Johnston