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Telescopic Work for Starlight Evenings [electronic resource] / William F. Denning
Author:  Denning, William F. (William Frederick), 1848-1931
Subject:  QB, Meteors, Astronomy -- Observers' manuals, Telescopes
Format:   Text
Date issued:  2018
Language:   English
Publisher:  Project Gutenberg,
Rights:  Public domain in the USA.
Download link:  Telescopic Work for Starlight Evenings [electronic resource] / William F. Denning