Lax, Gaspar, 1487-1560.
Arithmetica speculativa / magistri Gasparis Lax.
Paris : Nicolai de la barre, 1515.
With Arithmetica / Jordanus, Nemorarius: Paris: Johannes Higman and Wolfgang Hopyl, 22 July 1496.
Title in red and black, with full-page vignette.
Arithmetic -- Early works to 1900.
Philadelphia Area Center for History of Science
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