1932: Richard Milton Hollingshead Jr., a chemical engineer and oil and grease salesman, conducts his first experiments in outdoor viewing by nailing a bedsheet between two trees and putting a 1928 16mm movie projector on …
July 6, 2006
Posted July 6, 2006
1932: Richard Milton Hollingshead Jr., a chemical engineer and oil and grease salesman, conducts his first experiments in outdoor viewing by nailing a bedsheet between two trees and putting a 1928 16mm movie projector on …