ANNALS OF THE DEARBORN OBSERVATORY Northwestern University. Volume I: Meausures of Double Stars.

Evanston, IL: Northwestern University, 1915. First Edition. Paperback. Folio. Very good condition. Item #016178

[vi], 229 pages of text. Original printed paperback binding, is shelfworn, slightly chipped, and browned, with title printed clearly on the spine. Illustrated with several figures, and with four plates including a photograph of the Observatory. A small worm hole affecting the margin of 20 pages. The text is clean and unmarked.

Price: $50.00

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