Algorithmus Demonstratus. Add to clipboard GB 2014 WS-01-BUS-PRS/3/03b Item 1534 Part of Westminster School's Archive and Collections Schoener, Johann, 1477-1547
Arithmetica integra Add to clipboard GB 2014 WS-01-BUS-PRS/3/03c Item 1544 Part of Westminster School's Archive and Collections Stifel, Michael, c. 1487-1567