Interested in the field of history? History is found mainly in the 900s section. However, various history subjects can be found throughout the Dewey Decimal system, filed under the main topic. Here is just a selection of them:
000s (Computer science, information, & general works):
002 History of the book
100s (Philosophy & psychology):
109 History of philosophy
150.9 History of psychology
180 Ancient, medieval, and eastern philosophy
200s (Religion)
209 History of religion
270 History of Christianity
292 Classical religion
300s (Social sciences):
330.9 Economic history
340.09 History of law
370.9 History of education
400s (Language)
417 Dialectology and historical linguistics
420.9 History of the English language
500s (Science):
508 Natural history
509 History of natural sciences and mathematics
569.9 Ancient humans
578 Natural history of organisms
600s (Technology):
609 History of technology
610.9 History of medicine
630.9 History of agriculture
700s (Arts & recreation):
709 Art history
722 Ancient and oriental architecture
723 Medieval and gothic architecture
759 History of painting and paintings
769 History of printing
770.9 History of photography
780.9 History of music
796.09 History of sports
800s (Literature):
809 History of literature