See https://www.avgeekery.com/boeing-717-fly-way-mainland/ https://www.avgeekery.com/boeing-717-fly-way-mainland/ and https://joepriesaviation.net/photoalbum/d

See https://www.avgeekery.com/boeing-717-fly-way-mainland/ https://www.avgeekery.com/boeing-717-fly-way-mainland/ and https://joepriesaviation.net/photoalbum/displayimage.php?album=3&pid=3414 https://joepriesaviation.net/photoalbum/displayimage.php?alb... Seems obvious once you've seen it...