Comments on: Principles of High-efficiency Electric Flight – Part 2: Propeller and Windprop Performance http://sustainableaviation.org/sas2016/session/principles-high-efficiency-electric-flight-part-2-propeller-windprop-performance/ Sustainable Aviation Symposium Sun, 25 Feb 2018 07:57:03 +0000 hourly 1 https://wordpress.org/?v=4.8.1