Young, C. A. (Charles Augustus), 1834-1908.
Biography and History
A professor of astronomy at Princeton (1877-1905) and the first director of its Observatory, C. A. Young was an authority on the sun and a pioneer in spectrum analysis.
Source: From the finding aid for C0345
Call Number: C0345
Consists, for the most part, of letters written to nineteenth-century Princeton astronomer C. A. Young by other astronomers and scientific instrument makers.