Autograph Letter Signed from Rish Allah to Henry Manby in London de INVENTION OF A NEW RAILWAY SLEEPER

describing his invention of a new Railway Sleeper which he wishes to market, with a separate clerk written "Description of the newly invented economical composed railway sleeper", which had proved "in the experiences made upon a railway in Russia, to be, in respect of stability, perfectly equal to plain oak sleepers 9 feet long, 10 inches broad and 6 inches high ...", 8 sides 8vo., Grand Hotel, Paris, 14th March