Douglas O2H thejivebombers Army Air Corps & Army Air Service February 5, 2018April 20, 2020 1 Minute 103rd Observation Squadron, 28th Division, Pennsylvania National Guard. Note the 28th’s keystone emblem on the tail and wheels. Share this:TwitterFacebookLike this:Like Loading... Related Published by thejivebombers View all posts by thejivebombers Published February 5, 2018April 20, 2020