Clasificación de la Biblioteca del CongresoF

17th century(2,239) 18th century(2,639) 19th century(6,932) adventure(2,868) African American(2,832) American(3,808) American Revolution(1,411) American West(6,741) anthropology(4,955) archaeology(5,036) architecture(4,531) Argentina(2,168) art(3,351) autobiography(3,967) Aztecs(2,159) biographies(1,461) biography(27,348) Boston(2,199) California(8,736) Canada(9,483) Canadian(1,816) Canadiana(802) Caribbean(2,475) cemeteries(843) cities(1,339) civil rights(2,768) colonial history(723) Colonial Period(859) cowboys(993) culture(3,331) dictatorship(897) exploration(3,715) frontier and pioneer life(854) genealogy(12,256) geography(6,642) guide(1,965) guidebook(4,361) hiking(1,807) history(117,029) immigration(1,622) Iowa(905) Kentucky(1,469) Latin America(7,504) local(872) maps(1,425) Maryland(1,708) Maya(2,991) Mexico(9,758) Michigan(1,756) Midwest(786) mining(821) Minnesota(1,650) Mississippi(1,019) National Parks(1,318) Native American(1,703) nature(4,784) New Hampshire(855) New Jersey(1,577) New Mexico(3,536) New York(8,302) North America(1,507) Northwest(738) nyc(1,817) Ohio(1,305) Ontario(739) photographs(2,930) photography(9,798) picture book(3,807) pioneer(715) politics(8,540) race(2,200) reference(5,595) religion(2,816) revolution(1,209) rivers(1,097) slavery(3,073) social history(1,432) social life and customs(651) social studies(2,392) sociology(2,311) South America(5,210) southern(1,127) southern history(1,232) Southwest(1,711) Tennessee(1,486) Texas(5,584) The West(893) tourism(976) travel(39,773) U.S. History(2,179) United States History(759) us(2,526) usa(14,738) Venezuela(698) Virginia(6,219) Washington(1,321) Washington DC(1,922) Washington State(647) women(2,551)