Alter, Dinsmore, 1888-1968 Palomar observatory / by Dinsmore Alter [and] Clarence H. Cleminshaw.

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Alter, Dinsmore, 1888-1968

Palomar observatory / by Dinsmore Alter [and] Clarence H. Cleminshaw.

Palomar Observatory.

Institutional History

Reflecting telescopes.

Milky Way.

Cleminshaw, Clarence H. (Clarence Higbee), 1902- joint author.