PKK Library Search for 'au:"Moeckel,W.E."'

COMPARISON OF ADVANCED PROPULSION CONCEPTS FOR DEEP SPACE EXPLORATION

By Moeckel,W E. Nasa, Washington, D.C. 1972 . 35 , Bound With Nasa Tn D-6960-6967, 6969

By Moeckel,W.E.. Washigton, D. C. National Aeronautis and Space Administrauion 1959 . 33p

By Moeckel,W.E.. Washigton, D. C. National Aeronautis and Space Administrauion 1959 . 33p

By Moeckel,W.E.. Washigton, D. C. National Aeronautis and Space Administrauion 1959 . 33p