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Dearborn Observatory, Northwestern University
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DEARBORN OBSERVATORY
NORTHWESTERN UNIVERSITY
EVANSTON, ILLINOIS
Primarily a research institution for astro-
nomical studies. Its equatorial refractor, with
auxiliary instruments, make possible direct photo-
graphy as well as spectrographic studies.
8CK.1565
JOBOUL PUBLISHING CO., EVANSTON, ILLINOIS
CURTEICHCOLOR® 3-D NATURAL COLOR REPRODUCTION (REG. U. S. A. PAT. OFF.)
DO.I-
June 4.76
