Unusual and rarely-found non-military items for sale.
Auguste Jacoutot: Chocolate & Confectionery Manufacture
Few copies of this early 1900s work on industrial large-scale chocolate manufacture are privately owned
A 1908 hand-held computer
A 1908 rotating logarithmic computer [i.e. calculator] for calculating the horse-power of steam, gas and oil engines.
An important 1916 development in industrial and town gas production
An album of original photographs of the carburetted water gas plant installed at Macclesfield Gas Works, 1916
Two of the earliest illustrations of golf published in Victorian England
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