Trade card of James Ayscough, optician, c 1750.

Trade card showing the premises of George Spill & Co, c 1855.

Trade card for John Yarwell, St Paul's Church Yard, London, 1683.

Trade card of Bleuler, scientific instrument makers, 18th century.

Trade card of G Morris, optician, 19th century.

Trade card of J Abraham, optician and mathematical instrument maker, 1837.

Engraved trade card of Egbert Storer, horologist, Islington, London, c 1870s.

Trade card of Nathaniel Hill, 19th century.

Trade card of Hingston & Co, chemists and druggists, 19th century.

Trade card of W Dowling, optician, 19th century.

Trade card of Lenoir, optician, 19th century.

Trade card of Tuttell, mathematical instrument maker, late 18th century.