Washington: National Aeronautics and Space Administration, 1974. VG/no dust jacket. 1st printing x, 179 p., photos, color/bw illus, map on endpapers, appendices, index, 4to;

London: Queen Anne Press, 1989. VG/VG, price clipped dust jacket. 1st British printing xiv, 352 p., photos, illus, glossary, appendices, chapter notres, 8vo;

NY: Franklin Watts, 1988. Fine/VG. 1st printing 144 p., frontis, photos, notes, chronology, biblio, index, 8vo;

NY: Grosset & Dunlap, 1980. VG/VG, name on front pastedown. 1st printing viii, 168 p., frontis map, photos, illus, maps, biblio, index, 8vo;

NY: Bantam Books, 1969. VG. 1st printing xx, 332 p., color photos, appendixes, biblio, index, mass market pb;

Lincolnwood: Contemporary Books, 1997. Fine/Fine. 1st printing xiv, 290 p., color/bw photos, index, 8vo;

NY: University Books, 1956. VG/no dust jacket, pages browning. reprint 256 p., index, small 8vo;

NY: Farrar, Straus Giroux, 1996. Fine/Fine. 1st printing xiv, 397 p., figures, notes, biblio, 8vo;

Ithaca: Cornell University Press, 1966. VG/VG. 1st printing viii, 354 p., figures, small 4to;

Blacksburg: Virginia Polytechnic Institute, 1962. VG, name on front cover, two 'property of the Boeing Company' stamps. 1st printing 362 p., photos, illus figures, 8vo wraps;

NY: Farrar, Strauss, Giroux, 1979. VG/VG, price clipped dust jacket, gift inscription on front endpaper. 1st printing 437 p., gray cloth, 8vo;

Washington: National Aeronautics and Space Administration, 1978. Good/no dust jacket, water ripplint top corner of pages (else VG). 1st printing viii, 160 p., color/bw photos, stereopticon in rear pocket, folio;

Harrisburg: Stackpole, 1988. VG/VG, price clipped dust jacket. 1st printing 240 p., photos, illus, glossary, biblio, index, 8vo;

NY: Franklin Watts, 1988. Fine/VG. 1st printing 160 p., frontis, photos, notes, biblio, index, 8vo;

NY: William Morrow, 1993. Fine/Fine. Book Club Edition (BCE/BOMC) 288 p., photos, appendices, index, 8vo;

Novato: Presidio, 1994. Fine/VG. 1st printing xx, 291 p., photos, biblio., index, 8vo;

Washington DC: NASA, Office of Technology Utilization, 1968. VG/no dust jacket (as issued) 1" discoloration at top of front cover, cigarette smell, bookplate on front pastedown. - x, 214 p., color frontis, color/bw photos, maps on endpapers, index, 4to green cloth;

NY: Harper & Row, 1965. Fair/VG, front endpaper removed, 4 library stamps. 1st printing x, 245 p., illus, small 8vo, x-library;

NY: Harcourt Brace & World, 1969. VG/Fair, dust jacket torn, missing small pieces, name/address label on front endpaper. 1st printing xviii, 73 p., color/bw photos, large 8vo;

Washington: National Aeronautics and Space Administration (NASA) Manned Spacecraft Center, Project Mercury, 1963. Near Fine, spine very lightly sunned. 1st printing viii, 445 p., photos, illus, maps, tables, appendices, 4to wraps;

NY: Bantam Books, 1969. VG. 2nd printing xx, 332 p., color photos, appendixes, biblio, index, mass market pb;

Washington DC: National Aeronautics and Space Administration, 1976. VG/no dj (as issued). - x, 459 p., color/bw photos, appendices, illus endpapers, folio pictorial cloth;

Washington DC: National Aeronautics and Space Administration, 1976. VG/no dj (as issued). - x, 459 p., color/bw photos, appendices, illus endpapers, folio pictorial cloth;

Washington: National Aeronautics and Space Administration (NASA) Manned Spacecraft Center, 1962. Near Fine, spine very lightly sunned. 1st printing vi, 204 p., photos, illus, tables, appendices, 4to wraps;

NY: Simon & Schuster, 1989. VG/Fine, 2 blind-stamps, notation on front free endpaper. 1st printing 507 p., photos, notes, index, 8vo;

NY: Stewart, Tabori & Chang, 1984. Fine/Fine. reprint 223 p., color photos, illus endpapers, index, 10x10;

NY: St. Martin's Press, 1959. VG/Good. 1st printing xviii, 197 p., photos, illus endpapers, index, small 8vo;

Washington: National Aeronautics and Space Administration (NASA) Manned Spacecraft Center, Project Mercury, 1962. Near Fine, spine very lightly sunned. 1st printing vi, 120 p., photos, illus, tables, appendix, 4to wraps;

Washington DC: NASA, Office of Technology Utilization, 1970. VG/no dust jacket (as issued), 1.5" discoloration at top of front cover, cigarette odor, bookplate on front pastedown. - viii, 152 p., color/bw photos, appendix, index maps, stereographic glasses included, folio green cloth;

Atlanta: Turner Publishing, 1994. VG/Fine. 1st printing 383 p., 8vo

NY: Viking, 1968. VG/VG, gift inscription on front endpaper. 1st printing xiv, 434 p., photos, illus, notes, index, 8vo decorative boards;

Washington: Smithsonian Institution Press, 1999. Fine/Fine. 1st printing xiv, 338 p., photos, notes, biblio, index, 8vo;

Los Angeles: Petersen Publishing, 1974. VG, 1/4" tear to top edge of front cover. - 144 p., color/bw photos, illus, 4to pictorial wraps;

Washington: National Aeronautics and Space Administration (NASA) Manned Spacecraft Center, Project Mercury, 1962. Near Fine, spine very lightly sunned. 1st printing vi, 107 p., photos, illus, tables, appendix, 4to wraps;

np: Schick Safety Razor Company Divison of Eversahrp, 1963. VG. - 64 p., color photos/illus, 3.75"x6" pictorial wraps;

NY: W.W. Norton, 1992. VG/VG, price clipped dust jacket, gift inscription on front endpaper. 1st printing vi, 304 p., biblio, index, 8vo;

NY: Gallery Books, 1988. Fine/VG. revised edition 256 p., color photos/illus, illus endpapers, index, 11.75x11;

NY: Riverhead Books, 2000. Fine/Fine. 1st printing xii, 355 p., frontis, biblio, index, 8vo;

NY: G.P. Putnam's Sons, 1969. VG/Good, price clipped dust jacket, 1" triangular piece missing from top rear of dust jacket. 1st printing 217 p., 8vo;

New York: Basic Books. #53612 VG+/--. 1995. 1st. UB hb. w/dj. 160p cocked, o/w clean & tight. ISBN 0-465-00418-0 .

New York: Random House. #57040 VG/--. 1998. 1st. UP softcover. 723p shelf wear & light creasing to covers, clean & firm inside. ISBN 0-965-07890-1 .