Bell & Stephenson. (1789). A specimen of printing types: Cast at Bell & Stephenson's original British letter foundry, from punches and matrices executed under their direction. By William Colman, regulator, and Richard Austin, punch-cutter. In the Savoy, London.
Chicago Style (17th ed.) CitationBell & Stephenson. A Specimen of Printing Types: Cast at Bell & Stephenson's Original British Letter Foundry, from Punches and Matrices Executed Under Their Direction. By William Colman, Regulator, and Richard Austin, Punch-cutter. [London]: In the Savoy, London, 1789.
MLA (9th ed.) CitationBell & Stephenson. A Specimen of Printing Types: Cast at Bell & Stephenson's Original British Letter Foundry, from Punches and Matrices Executed Under Their Direction. By William Colman, Regulator, and Richard Austin, Punch-cutter. In the Savoy, London, 1789.