<a href="https://de.wikipedia.org/wiki/Johannes_Klein_(Astronom)" class="extiw" title="de:Johannes Klein (Astronom)">Johannes Klein s.j.</a>, Geografical table clock, Prague, 1738.
<p>Height = 87,5 cm; Width = 57,5 cm; Depth = 41,5 cm 
</p>
Zwinger, Mathematisch-Physikalischer Salon D IV d 3
<a href="//commons.wikimedia.org/wiki/User:Ad_Meskens" title="User:Ad Meskens">Ad Meskens</a>
CC BY-SA 4.0
<span class="int-own-work" lang="en">Own work</span>