Ritchie D. Nicholson ’11 holds his team’s project during the 16.00 (Introduction to Aerospace and Design) class flyoff for lighter-than-air vehicles at Johnson Athletics Center on Friday, May 13. Steve Howland—The Tech May. 9, 2016 Facebook Twitter Reddit Print Ritchie D. Nicholson ’11 holds his team’s project during the 16.00 (Introduction to Aerospace and Design) class flyoff for lighter-than-air vehicles at Johnson Athletics Center on Friday, May 13. Steve Howland—The Tech