"On the Distribution of Galaxies" 1933 AND 9 others (see below) Harlow Shapley. 10 Offprints. Astrophysics

Harlow Shapley. 10 offprints, 1915-1937. All are OFFPRINTS from the Proceedings of the National Academy of Sciences; all are also stamped "Harvard reprint"--noting here that Shapley was at the Harvard College Observatory. All in original wrappers. All are Fine. [++] "On the Distribution of Galaxies" 1933, p 380-393. "The Light Curve of XX Cygni as a Cotribution to the Study of Cepheid Variation" 1915, pp 1-4. "Discovery of Eight Variable Stellar Spectra", 1916, pp 137-138. "A Short Period Cepheid with Variable Spectrum" 1916, pp 1o1-111. "Axes of Symmetry in Globular Clusters" 1917, pp 96-101. "On the Spectral Lines of a Pulsating Star" 1919, pp 65-71. "Luminosity Distribution and Average density of Matter in Twenty-Five Groups of Galaxies" 1933, pp 591-596. "Summary of a Variable Sta Survey in an External Galaxy" 1933, with Jenka Mohr. "A Study of 7900 External Galaxies" 1935, pp 587-592. "A Survey of Thirty-Six Thousand Southern Galaxies" 1937, pp 101-111.