Churches as Scientific Instruments
http://cis.alma.unibo.it/NewsLetter/090496Nw/Heilbron.htmSolar observatories built into 17th and 18th century cathedrals.
Submitted in section: Astronomy: History: Instruments: Churches as Scientific Instruments
Solar observatories built into 17th and 18th century cathedrals.
Submitted in section: Astronomy: History: Instruments: Churches as Scientific Instruments