Click on the above graphic for more information. . .
References:
As of: October 8, 2018
https://www.boeing.com/history/products/stearman-kaydet-trainer.page
http://www.museumofflight.org/aircraft/stearman-pt-13a-kaydet-a75
https://www.pacificaviationmuseum.org/pearl-harbor-blog/boeing-stearman-kaydet-primary-trainer/
https://en.wikipedia.org/wiki/Boeing-Stearman_Model_75
http://www.opencockpit.net/kaydet.html
Stearman Guidebook by Mitch Mayborn and Peter M. Bowers- Flying Enterprise Publications, 3164 Whitehall, Dallas, Texas 75229