N74701 is the prototype of the Boeing 747 family.
Civilian fact sheets

Boeing 747 Family

Boeing launched the 747 Program in 1966 with an order from Pan American World Airlines. The 747 entered commercial service in 1970; the early 747 family included the -100, -SP, -200 and -300 models, commonly […]

Military fact sheets

Boeing 747, E-4B, VC-25A & YAL-1

The Boeing 747, acclaimed as an airline pioneer, has proven highly adaptable to military roles. Derivatives of the 747 serve as VIP transports for Governments, as Advanced Airborne National Command Post, and as dual-role cargo/tanker […]