Media Contributed by Rick
Napier's Bones An ivory set from around 1650 - device for calculating products & quotients
Merchiston Castle from an 1834 woodcut Napier's birthplace, Merchiston Tower in Edinburgh, is now part of the facilities of Edinburgh Napier University. Napier was the 8th Laird of Merchiston
John Napier cropped
Tusi Observing A stamp issued in the republic of Azerbaijan in 2009 honoring Tusi
Tusi's Observatory Nasir al-Din al-Tusi at the observatory in Maragha, Persia. British Library.
Nasir al-Din Tusi Stamp issued in 1976 by Iran
Distillation equipment of Zosimos Illustration from the 15th century Byzantine Greek manuscript, Parisinus graces, as reproduced in, Collection des anciens alchimistes grecs (3 vol., Paris, 1887–1888, p.161),
