Robert M. Knapp was born in 1831.
Robert M. Hensel was born in 1969.
Robert M. Salter was born in 1920.
Robert M. Ball was born in 1914.
Robert M. Graham was born in 1929.
Robert M. Lampkins has written: 'Robert M. Lampkins, the contracting business'
Robert M. Graham was born in 1929.
Robert M. Patterson was born in 1787.
Robert M. Patton died in 1885.
Robert M. Patton was born in 1809.
Robert M. Chanock was born in 1924.
Robert M. Chanock died in 2010.
Robert M. Ball died in 2008.
Robert M. Barr died in 1988.
Robert M. Barr was born in 1918.
Robert M. Hall died in 1998.
Robert M. Hall was born in 1909.