insider.si.edu

Hamilton Standard Propeller, Variable-Pitch, Four-Blade, Metal

The stock market crash of 1929 and the Great Depression threatened continued existence of the American aviation industry as it had started to grow. The newly-formed Hamilton Standard Propeller ...
insider.si.edu

Propeller, controllable-pitch, two-blade, Hamilton Standard, metal, Ruth Nichols

Click to open image viewer. CC0 Usage Conditions ApplyClick for more information. This controllable-pitch propeller, one of the first produced by Hamilton Standard, represented a major advance in ...