W. A. Wright

E. O’Henry

E. O’Henry worked for the United States Engineer District Office.

R. B. Chaplin

Donald F. Swinehart

Donald Swinehart (1917-1993) was an American chemist. Swinehart was born in Strasburg, Ohio. He received a B.

H. P. Graves

H. P. Graves worked in the United States Engineer District Office.