01395cpcaa2200337 4500 mm 79015586 DLC 20260227111654.0 791031|||||||||||| eng mm 79015586 ms 65000894 DLC DLC dacs DLC S lcmd Chapman, John, 1801-1854. John Chapman papers, 1841-1844. 35 items. 1 container. 0.2 linear feet. Open to research. Correspondence, writings, notes, and patent specifications relating to aerial steam navigation and to the aerodynamic and propeller theories of William S. Henson. Includes drafts of articles and diagrams by Chapman and Henson. John Chapman, British editor and political journalist; and William S. Henson, British aerodynamics engineer and inventor. Collection material in English. Aerodynamics. Aeronautics Great Britain. Propellers, aerial. Steam-navigation. Henson, William S. (William Samuel), 1805?-1888. Editors Great Britain. itoamc Journalists. itoamc 42157 42157