published in 1524, and subsequently edited and added to by Gemma Frisius under the title of Cosmographia, based the whole science on mathematics and measurement.
Schäner (1515), P. Apianus, Gemma Frisius (1530) and G.
23-79) mentions the gemma Gallaica, a precious stone.
It is probably during this period that he wrote the Gemma ecclesiastica (discussing disputed points of doctrine, ritual, &c.) and the Vita S.
Camel was the sire of Defence (1824) and Touchstone (1831), while Sir Hercules was the sire of Birdcatcher (1833) and Faugh-a-Ballagh (1841), own brothers, and of Gemma di Vergy (1854).