A Dictionary of the Booksellers and Printers who Were at Work in England, Scotland and Ireland from 1641 to 1667/Blaiklock, or Blakelock (Joseph)
BLAIKLOCK, or BLACKLOCK (JOSEPH), bookseller in London. Turk's Head, Ivy Lane, 1639-60. Took up his freedom April 29th, 1639. [Arber, iii. 688.] Chiefly a publisher of theological literature. He issued in 1651 an edition of the Imitatio Christi under the title of The Christian's Pattern [Harl. 5927, 501.] His name is found in the imprint to C. Ducket's Sparks from the Golden Altar, 1660.