==Specifications==* Contractor: NAA/Rocketdyne* Vehicle Application: Saturn I / S-I 1st stage - 8 engines* Vehicle Application: Saturn IB / S-IB 1st stage - 8 engines<br>==References=====Bibliography===* Skylab Saturn IB Flight Manual, 30 September 1972
Ju 90 Z2)====Glej tudi==* Junkers Ju 89* Junkers Ju 290* Junkers Ju 390==Reference====Zunanje povezave==* "Four Miles a Minute Sky Sleeper Sleeps Forty", January 1938, Popular Mechanics article with rare photos of JU-90V1 version and interior photos* WW2 in Color very good information on the JU-90 history