Four-cylinder petrol aero engine
1908-1909
Four-cylinder petrol aero engine, and separated brass pipe, with 10 tracings of designs, designed by Sir Hiram Maxim, England, 1908-1909
1908-1909
1908-1909
1908-1909
1908-1909
1908-1909
1908-1909
1908-1909
1908-1909
1908-1909
1908-1909
1908-1909
1908-1909