Robert A. Siegel was born on 1913-01-01.
Robert Siegel was born in 1947.
Robert T. Siegel was born in 1928.
Robert Siegel - author - was born in 1939.
Robert A. Siegel died on 1993-12-03.
Robert Siegel Architects was created in 1991.
Hans Riegel has not died. He is still alive.
Robert Siegel has written: 'Thermal radiation heat transfer [by] Robert Siegel [and] John R. Howell' -- subject(s): Heat, Materials, Radiation and absorption, Thermal properties, Transmission
James Siegel was born in 1954.
Jules Siegel was born in 1935.
Wayne Siegel was born in 1953.
Jan Siegel was born in 1955.
Martha Siegel was born in 1948.