N30U is actually a 560 but a 500S is all I got!
One U-4B became a presidential transport aircraft for Dwight D. Eisenhower between 1956 and 1960. This was the smallest "Air Force One," and the first to wear the now-familiar blue-and-white livery.
We just posted part one of the how to on uploading new files to the Library. Part 1 covers adding new files. Part 2 will cover making changes to your the uploads you own.
Questions or comments please post them in the regular forums. Which forum is that... Well it is the one you spend the most time in.
Thanks the Staff
Library How to