Tombaugh, Charles Frederich; Tombaugh, Naomi; Tombaugh, Clyde William, 1906-1997
Postcards; Travel; Birthdays; Wishes; Health; Weather; Families; Christmas--Correspondence; Memorials; Discoveries in science; Gratitude; Field crops; Thanksgiving; Family farms; Meetings; Roads; Television programs; Father; Mobile home living;...
Mears, Randall; Tombaugh, Clyde William, 1906-1997; Ryback, Joseph; Pendergrass, J. N.; Mallon, Jon D.; Littman, Mark; Jensen, Bob; Lanning, Dennis; Cooper, Jno G. (John); Richards, Carl P.; Craig, Jim; Latham, Susan; Wittlin, Alma S.; Humphreys,...
Telescopes; Mars (Planet); Astronomy--Clubs; Birthdays; Vocational guidance; Education; Lunar photography; Newtonian telescopes; Cassegrainian telescopes; Optical instruments--Design and construction; Astronomy--Study and teaching; Life on other...
Chapman, Clark R.; Skinner, Richard M.; Owendoff, Bob; Roselake, Florence; Tombaugh, Clyde William, 1906-1997; Middlehurst, Barbara M.; Reichl, Vladimir L.
Association of Lunar and Planetary Observers (U.S.); Congresses and conventions; Exhibitions; Authorship; Sundials--Design and construction; Planets; Pluto (Dwarf planet); Symbolism; Reprints (Publications); Moon; Unidentified flying objects;...
Fan mail; Uranus (Planet); Autographs; Telescopes--Design and construction; Thank-you notes; Life; Meaning (Philosophy); Young adults; Mars (Planet); Reading; Astronomy; Photographs; Albuquerque High School (Albuquerque, N.M.). Astronomy...
Cochrane, Eleanor B.; Couch, William T. (William Terry), 1901-1988; Ripin, Edwin M.; Tombaugh, Clyde William, 1906-1997; Cogshall, Wilbur A.; Collier, B. P.; Collins, Lelia Jane; Comroe, Fay Karp; ; Karp, Louis; Conner, Nolan B.; Cooper, Karen...
Photographs; Collier's Encyclopedia; Authorship; Energy policy; Transportation and state; Social policy; Telescopes; Satellites; Earth (Planet); Collins, Lelia Jane--Correspondence; Pluto (Dwarf planet); Halls of fame; Space Center (Alamogordo,...