21. After LM : NASA lunar lander concepts beyond Apollo Publication/Creation: Washington, DC : National Aeronautics and Space Administration, 2020 Format: Book Access & Availability: Loading
22. Agency financial report Author/Creator: United States. National Aeronautics and Space Administration, author Publication/Creation: Washington, DC : NASA Headquarters, 2012- Format: Journal, Newspaper or Serial Access & Availability: Loading
23. Alignment and initial operation of an advanced solar simulator Author/Creator: Jaworske, Donald A., author Publication/Creation: [Washington, D.C.] : [National Aeronautics and Space Administration], [1997] Format: Book Access & Availability: Loading
24. Altimetric system : panel report Publication/Creation: [Washington, D.C.?] : National Aeronautics and Space Administration, 1987 Format: Book Access & Availability: Loading
25. Ambulation during periods of supersaturation increase decompression stress in spacewalk simulations Author/Creator: Pollock, N. W., author Publication/Creation: [Washington, D.C.] : [National Aeronautics and Space Administration], [February 2016] Format: Book Access & Availability: Loading
26. Analysis of a spacecraft instrument ball bearing assembly lubricated by a perfluoroalkylether Author/Creator: Morales, Wilfredo, author Publication/Creation: Washington, D.C. : National Aeronautics and Space Administration, March 1986 Format: Book Access & Availability: Loading
27. Analysis of an advanced ducted propeller subsonic inlet Author/Creator: Iek, Chanthy, author Publication/Creation: Washington, D.C. : NASA, 1992 Format: Book Access & Availability: Loading
28. Analysis of Imp-C data from the magnetospheric trail : final technical report Author/Creator: Speiser, Theodore Wesley, 1934- investigator Publication/Creation: [Washington, D.C.] : [National Aeronautics and Space Administration], [May 1973] Format: Book Access & Availability: Loading
29. An analytical investigation of ablation Author/Creator: Rashis, Bernard, author Publication/Creation: Washington : National Aeronautics and Space Administration, July 1960 Format: Book Access & Availability: Loading
30. Analytical models for rotor test module, strut, and balance frame dynamics in the 40- by 80-ft wind tunnel Author/Creator: Johnson, Wayne, 1946- author Publication/Creation: Moffett Field, California : Ames Research Center, NASA, and Ames Directorate, USAAMRDL, June 1976 Format: Book Access & Availability: Loading