Anonymous ID: e5506a Feb. 5, 2021, 7:48 p.m. No.12837096   🗄️.is 🔗kun

>>12836701 Upper photo is a Boeing 757 variant with "winglets" on the wing tips. Not ailerons. These are fixed in position to help reduce wing tip vortices and fuel consumption. Two engines. The lower photo is 747. Four engines.