The C123 provider was developped after WW2 (first flight in 1949) and was used by USAF during the Vietnam war. Here is the variant "Air America" (remember: the movie with Mel Gibson) with all moving parts. Credits: V.Zhyhulskiy for the original splendid model. Adapatation to FSX, VC and 2D wide screen panel, GPWS callout by Philippe Wallaert. See readme.txt and readme.doc files for installation and configuration. Enjoy!