1977 – 1978
Helmick, William K.
July 1921
O. C. Simonds & Co.
July 12 1946
Steinbrecher, Harold F.
March 25 1986
Sidwell Company
August 1914
Ashley, C. A.
August 1914
Ashley, C. A.
circa 1914
Ashley, C. A.
circa 1914
Ashley, C. A.
circa 1914
Ashley, C. A.
August 1988
Ciorba Group, Inc.
August 1988
Ciorba Group, Inc.
George W. Barton and Associates