http://es.wikipedia.org/wiki/Isaac_Basire_(engraver)

The British Catalogue of Printed Maps---(Basire, Isaac)

Tooley's dictionary of mapmakers, 1999-2004---vol. 1, p. 94 (Basire, Isaac (1704-1768). Engraver of Clerkenwell, London. Credited with engraving Francis Drake's "Plan of the City of York", 1736, 1744; Kirby's map of Suffolk, 1736-1737; engraved for Nicholas Tindal's continuation of Rapin de Thoyras' "History of England", c.1745; for John Rocque, 1749)

To Martin Folkes ... this Plan of the Cities of London and Westminster and Borough of Southwark ..., 1763---(Isaac Basire engraved the Plan)