Clasificación de la Biblioteca del CongresoTS740.F56

American West(23) antiques(98) arms(61) art(173) automata(10) Clocks and watches(69) collectibles(53) construction(39) cultural history(23) Dent(7) design(75) diamond(11) diy(72) engineering(83) Firearms(1,435) General Reference(23) geology(120) guide(60) gun(30) guns(696) handbook(30) history(859) history of time(5) how-to(96) hunting(60) industry(20) instruction(21) instructional(16) Jerome(6) knife(12) knives(112) lockpicking(40) locks(39) manufacturing(24) military(127) military history(97) outdoors(33) precious metals(6) reference(670) repair(16) rifles(185) science(174) sculpture(33) shotgun(24) sports(44) steel(26) stones(18) survival(29) tech(15) technique(77) time(133) tools(55) trades(15) usa(56) war(34) weapons(444) workshop(26)