Half-hours with the Telescope
Frontispiece
Plate I.
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Map I. The Sky Jan. 20, 10 P.M. Feb. 19, 8 P.M. Mar. 21, 6 P.M. |
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Map II. The Sky Apr. 20, 10 P.M. May 21, 8 P.M. Jun. 21, 6 P.M. |
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Map III. The Sky Jul. 22, 10 P.M. Aug. 23, 8 P.M. Sep. 23, 6 P.M. |
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Map IV. The Sky Oct. 23, 10 P.M. Nov. 22, 8 P.M. Dec. 21, 6 P.M. |
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