Message posted by Altner (Member since 09/21/2022) on July 01, 2023 at 10:15:06 PST:
Where do the X-63 and X-64 designations come from?
In Reply to: YF-220 and X-273 removed from Dan Javorsek resume posted by Vahe Demirjian on June 30, 2023 at 16:44:00 PST:
Replies: