MDS509

Wording: Natural sciences and mathematicsGeneral ScienceHistory, geographic treatment, biography

Dewmoji: πŸ”¬πŸ”¬βŒ›

0
Information
205,807
ℹ️
1
Philosophy and Psychology
215,340
πŸ’­
2
Religions
540,761
πŸ™πŸ½
3
Social Sciences
1,113,149
πŸ‘«
4
Language
171,196
πŸ’¬
5
Natural sciences and mathematics
364,100
πŸ”¬
6
Technology and Application of Knowledge
807,529
πŸ’‘
7
Arts and Recreation
808,352
🎨
8
Literature
1,154,039
πŸ“š
9
History and Geography
678,753
πŸ—ΊοΈ
50
General Science
29,123
πŸ”¬
51
Mathematics
71,886
βž—
52
Astronomy
20,365
πŸ”­
53
Physics
37,437
🍎
54
Chemistry
24,791
βš—οΈ
55
Earth sciences & geology
30,724
🌎
56
Fossils & prehistoric life
8,825
πŸ’€
57
Life Sciences, Biology
47,615
🧬
58
Plants
21,198
🌿
59
Zoology
72,136
🐼
500
General Science
8,618
πŸ”¬
501
Philosophy and theory
3,094
502
Miscellany
1,442
πŸ‘
503
Dictionaries And Encyclopedias
958
πŸ“•
504
[No longer in use]
262
🀷
505
Periodicals, scientific magazines
336
T
506
Societies
448
507
Education And Research
4,186
508
Natural history
6,053
509
History, geographic treatment, biography
3,726
βŒ›
509.0
By Period
261
T
509.1
Other Geographic Classifications
44
509.2
Biography
1,037
509.3
Ancient World
109
509.4
Europe
354
509.5
Asia
131
509.6
Africa
9
509.7
North America
153
509.8
South America
34
509.9
Pacific
34

Selected Works under MDS 509 (3,726)

Related Tags

17th century (148) 18th century (123) 19th century (145) ancient history (150) animals (101) art (83) astronomy (439) biography (2,835) biology (141) chemistry (113) China (620) Christmas (111) cosmology (230) ebook (118) England (98) evolution (94) family (85) fantasy (119) fiction (261) Folio Society (84) friendship (123) Galileo (86) hardcover (105) historical fiction (91) history (5,184) history of science (3,327) inventors (88) Islam (119) Kindle (109) math (328) medieval (138) mystery (97) natural history (140) nature (186) non-fiction (3,229) philosophy (526) philosophy of science (106) physics (667) picture book (294) politics (173) popular science (129) read (134) reference (195) religion (122) Renaissance (169) school (198) science (8,436) scientific revolution (112) scientists (392) seasons (103) show and tell (148) snow (236) technology (244) teeth (141) to-read (2,040) unread (132) Valentine's Day (84) winter (392) women (129) WWII (93)

"Far Friends"

MDS classes with significant recommendations overlap, excluding ones under the same top-level class.

MDS
Schedule
629.4
Technology and Application of KnowledgeEngineering and allied operationsOther BranchesAstronauts and Space Travel
19X
Philosophy and PsychologyModern western philosophy
93X
History and GeographyAncient World
90X
History and GeographyHistory
133
Philosophy and PsychologyParapsychology And OccultismSpecific Topics
13X
Philosophy and PsychologyParapsychology And Occultism
629
Technology and Application of KnowledgeEngineering and allied operationsOther Branches
1XX
Philosophy and Psychology
973
History and GeographyNorth AmericaUnited States

Wording

1922 Edition
Do NOT copy from the copyrighted sources. 1922 edition here, in absurd phonetic English. Use standard spelling.
Modern Language
Modern wording should be based on the Free Decimal System or on the 1922 edition of Dewey. Language and concepts may be modernized. Do not use an in-copyright source.
Emoji
A single emoji for this DDC Class. The full emoji will be composed of the emojis from the top level to this one.