Description: [caption id="" align="aligncenter" width="447" caption="Loyal B. Aldrich, who worked for SAO from 1908-1956 and was its director from 1944 to 1955, and others are outside the living quarters of the Smithsonian Astrophysical Observatory solar station established from 1920 to 1955 at Mt. Montezuma, Chile, c. 1920, by Unidentified photographer, mithsonian Institution Archives,