The Evolution of the Refractor 1608-1683
Inviato: 16/10/2015, 13:07
Rif. http://www.brayebrookobservatory.org/
The Early Refractror's otptical development:
http://www.brayebrookobservatory.org/Br ... 608-83.pdf
The Early Refractror's otptical development:
http://www.brayebrookobservatory.org/Br ... 608-83.pdf