Norton, Arthur P. (Arthur Philip) Norton's star atlas : and reference handbook (epoch 1950.0) / by Arthur P. Norton.

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Norton, Arthur P. (Arthur Philip)

Norton's star atlas : and reference handbook (epoch 1950.0) / by Arthur P. Norton.

Astronomy -- Observers' manuals.

Kitchin, C. R. (Christopher R.)

Marsh, Julian C. D.

Miles, Howard G.