An 1877 patent model (US Patent 186785) of a ticket numbering machine by the British inventor Elijah Beech. Beech was one of the many British inventors who submitted their patent models to the United States Patent Office seeking US patent protection during the 19th century. This is one of 45 models acquired by the Science Museum, London, in 1988 from the world renowned Cliff Petersen patent model collection. Close up of cogs.
© Science Museum / Science & Society Picture Library