• Richeson, below, states that Charlewood died in 1573, but this is probably a mistake. • A. W. Richeson,
The First Arithmetic Printed in English, Isis, Vol. 37, No. 1/2 (May, 1947), pp. 47–56. Published by: The University of Chicago Press on behalf of The History of Science Society. (found here at jstor.org) •
Charles Henry Timperley,
A Dictionary of Printers and Printing: with the progress of literature; ancient and modern, H. Johnson (1839). • Harry Sellers,
Italian Books Printed in England before 1640, The Library, 4th Ser., V, 122-28. • T. Provvidera, ‘John Charlewood, Printer of Giordano Bruno's Italian Dialogues, and His Book Production’, in Giordano Bruno Philosopher of the Renaissance, ed. by H. Gatti, Ashgate, Aldershot (Hampshire), 2002, pp. 167–186. == References ==