A Dictionary of the Booksellers and Printers who Were at Work in England, Scotland and Ireland from 1641 to 1667/Jenner (Thomas)
JENNER (THOMAS), bookseller, printseller and engraver in London, (1) At the White beare in Cornewell [i.e., Cornhill]; (2) At the White Beare neare the exchange; (3) South Entrance to the Royall Exchange. 1623-66. Dealer in all kinds of illustrated books and pamphlets, maps and prints. He was himself an engraver, amongst his work being portraits of Oliver Cromwell and Queen Christina of Sweden, an etching of a ship called "The Sovereign of the Seas," and presumably a set of plates for a work dealing with the twelve months.