首页 / 官方藏书 / On the Construction of a Silvered Glass Telescope / Fifteen and a half inches in aperture, and its use in celestial photography / (2.) Silvering Glass.

(2.) Silvering Glass.

On the Construction of a Silvered Glass Telescope / Fifteen and a half inches in aperture, and its use in celestial photography · Henry Draper · 第 1 / 5 章