Scope and Contents 26 copper plates, chiefly measuring 30cm x 25 cm, used to produce illustrations in early publications of the Cambridge Philosophical Society. Engravers, all of London, include William Pontifex Sons & Wood, Shoe Lane; R Pontifex & Son, 23 Lisle Street, Soho & 1 Upper St Martin's Lane; G Harris, 31 Shoe Lane; G Harris & Co, Harp Alley, Shoe Lane; Large, New Street, Shoe Lane; Hughes, 8 Peterborough Court, Fleet Street; and an indecipherable name of 9 Ratcliff Row, Bath Street,...