Henry Van Etten e Jean Leurechon

Mathematicall recreations or a collection of sundrie problemes extracted out of the ancient and moderne philosophers

T. Cotes, London 1633 (I ed. 1627).

Henry Van Etten, Jean Leurechon e William Oughtred

Mathematicall recreations or a collection of sundrie problemes extracted out of the ancient and moderne philosophers

William Leake, London 1653 (I ed. 1633).