Klassifikation enligt LCTL781.V59

1880s(5) 1890s(5) 1900s(10) 1910s(6) 1920s(6) 1930s(8) 1940s(8) 1950s(7) 1960s(6) 19th century(9) adventure(8) animals(16) astrophysics(6) aviation(24) biographies(8) biography(237) California(6) chemistry(20) children(27) children's(41) children's literature(6) Crowley(5) digital(5) engineering(76) exploration(17) flight(8) Germany(16) graphic novel(14) history(217) history of science(31) imagination(5) informational(6) informative(5) inventions(8) inventors(17) juvenile(12) kids(13) machines(7) math(12) military(9) military history(9) missiles(24) moon(26) nasa(67) nuclear(11) nuclear weapons(7) numbers(9) occult(29) outer space(37) picture book(54) planets(6) poetry(7) politics(6) popular science(6) preschool(5) reference(16) rockets(293) science(389) science and technology(12) science fiction(8) scientists(29) solar system(22) space exploration(88) space flight(64) spacecraft(8) stars(10) Thelema(17) usa(27) vehicles(16) weapons(5) women(7)