two on-line books
Posted: Wed Oct 14, 2020 3:29 pm
RE', P. (2020). History of Astrophotography. On-line Book. Pdf file (27Mb). PDF
http://pedroreastrophotography.com/HIST ... e_2020.pdf
RE', P. (2020). History of the Telescope. On-line Book. Pdf file (16Mb). PDF
http://pedroreastrophotography.com/HIST ... e_2020.pdf
Not sure if its off topic here
http://pedroreastrophotography.com/HIST ... e_2020.pdf
RE', P. (2020). History of the Telescope. On-line Book. Pdf file (16Mb). PDF
http://pedroreastrophotography.com/HIST ... e_2020.pdf
Not sure if its off topic here