Philosophical transactions of the Royal Society of London (1666)
Royal Society (Great Britain), United States. Patent Office. Scientific Library, former owner. DSI · London : Royal Society of London · leaf 1
I UNITED STATES PATENT OFFICE 8 !(&[aC&(a»?OC8)C&)f&)[>%C&][&)[83(&)£& **t PHILOSOPHICA L TRANSACTIONS, OF THE X YAL SOCIETY O F L O N D O N. VOL. LXXIV. For the Year 1784.W A R T I*-
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