BBC to WHO, talk by Oscar Heline of Marcus,
Iowa, [n.d.]
Interview of Geo. C. Biggar by Howard
Chamberlain on FROM THE GROUND UP, 5 December 8 1943.
Interview with George C. Biggar, Station WLW,
Cincinnati, on Ohio Farmers' Week by Radio, Station WOSU, Ohio
State University, 3 February 1944.
Interview on "LAND DRAINAGE" in Britain
during WWII with Henry Luebcke, Associate Drainage Engineer,
Office of Foreign Agricultural Relations, by George Biggar, 8
November 1943.