May 29
#project hail mary- #the amazing digital circus
#batman#dc comics#bruce wayne#tim drake#dc#batfam#dick grayson#dc fanart#batfamily
- #pride month
- #wlw
- #coquette
- #bloodymary
- #the vampire lestat
#batman#dc comics#bruce wayne#tim drake#dc#batfam#dick grayson#dc fanart#batfamily
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A website introduces different measuring tools in different period of times, Lioren would love to use all of them…
Astronomical and surveying compendium
c. 1625-1630 Silver, brass, gilt copper, glass; 25,7x24,7 cm Florence, Istituto e Museo di Storia della Scienza, inv. 1291, 1302
Consisting in a square box with surfaces extensively decorated, this instrument was used for surveying and for calculating hours and lunar phases. Provenance: Vincenzo Viviani bequest.
image and text from: https://brunelleschi.imss.fi.it/mediciscienze/emed.asp?c=35359