Historical Papers on Amateur Telescope Making
Henry Draper
On the Construction of a Silvered Glass Telescope,
Fifteen and a half inches in
Aperture,
and its
use in Celestial Photography.
Smithonian Contributions to
Knowledge Vol. 180
Published 1864
Draper Article in PDF format 5.5mb
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George W. Ritchey
On
the modern reflecting telescope, and the making and
testing of optical mirrors.
Smithsonian Contributions
to Knowledge Vol XXXIV
Published 1904
Ritchey article in PDF
format 11.3 mb
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