Eric Walker added Jet pack - Wikipedia to Jet suits

Eric Walker added Gravity Industries and Jet pack - Wikipedia to Jet suits, and added Jet suits to Aviation and aeronautics

Eric Walker added Daedalus Flight Pack and Gravity Industries to Gravity Industries, and added Gravity Industries to Jet suits

Eric Walker added a number of topics and a number of links to Aviation and aeronautics, and added Aviation and aeronautics to Transportation and locomotion