The Evolution of Binary Stars
Chicago: University of Chicago Libraries, 1931.
Stapled wraps. Very Good- with no dust jacket. Item #14531
Library marks, corner creasing, light spine peel from removal from binder, otherwise light wear. Solid paperback oversize stapled wraps. ; Private edition offprint of University of Chicago PhD dissertation, "Preprinted from The Astrophysical Journal, Vol LXXIV, 1931." "William Markowitz (1907 – 1998) was an American astronomer, principally known for his work on the standardization of time." - Wikipedia. Markowitz spent most of his career at the United States Naval Observatory, where he became Director of the Time Service Department. "The purpose of this investigation is to determine, if possible, whether spectroscopic binaries have evolved from visual binaries or vice versa." ; Ex-Library; 37 pages.
Price: $49.95