Biblio
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Author [ Title] Type Year Filters: Keyword is popular astronomy [Clear All Filters]
“Atmosphere, Telescope And Observer”. Popular Astronomy. Popular Astronomy.
. 1897. Douglass, AE_Atmosphere, Telescope and Observer_1897.pdf (27.67 MB)“Drawings Of A Comet”. Popular Astronomy. Popular Astronomy.
. 1910. Douglass, AE_Drawings of a Comet_1910.pdf (1.86 MB)