MDS509

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

Dewmoji: πŸ”¬πŸ”¬βŒ›

0
Information
216,948
ℹ️
1
Philosophy and Psychology
229,419
πŸ’­
2
Religions
562,779
πŸ™
3
Social sciences
1,169,921
πŸ‘«
4
Language
177,109
πŸ’¬
5
Natural sciences and mathematics
380,441
πŸ”¬
6
Technology
844,132
πŸ’‘
7
The arts
857,504
🎨
8
Literature
1,201,263
πŸ“š
9
History and Geography
703,933
πŸ—ΊοΈ
50
General Science
30,392
πŸ”¬
51
Mathematics
73,720
βž—
52
Astronomy
21,519
πŸ”­
53
Physics
38,941
🍎
54
Chemistry
25,962
βš—οΈ
55
Earth sciences & geology
32,170
🌎
56
Fossils & prehistoric life
9,345
πŸ’€
57
Life Sciences, Biology
50,256
🧬
58
Plants
22,401
🌿
59
Zoology
75,735
🐼
500
General Science
8,949
πŸ”¬
501
Philosophy and theory
3,244
πŸ’­
502
Miscellany
1,541
πŸ‘
503
Dictionaries And Encyclopedias
939
πŸ“•
504
[No longer in use]
286
🀷
505
Periodicals, scientific magazines
370
T
506
Societies
450
πŸ‘₯
507
Education And Research
4,352
πŸ”Ž
508
Natural history
6,398
πŸŒ„
509
History, geographic treatment, biography
3,863
βŒ›
509.0
By Period
261
T
509.1
Other Geographic Classifications
52
509.2
Biography
1,094
509.3
Ancient World
110
509.4
Europe
377
509.5
Asia
134
509.6
Africa
9
509.7
North America
160
509.8
South America
36
509.9
Pacific
37

Selected Works under MDS 509 (3,863)

Related Tags

17th century (138) 18th century (128) 19th century (143) ancient history (158) art (93) astronomy (466) biography (3,006) biology (161) chemistry (107) China (636) Christmas (240) cosmology (229) ebook (143) England (99) evolution (86) fiction (202) Folio Society (88) friendship (113) Galileo (93) historical fiction (92) history (5,641) history of science (3,536) intellectual history (85) inventors (98) Islam (123) Kindle (122) math (312) medieval (168) medieval history (85) Middle Ages (91) natural history (154) nature (230) non-fiction (3,557) philosophy (602) philosophy of science (106) physics (709) picture book (288) politics (182) popular science (134) read (147) reference (206) religion (121) Renaissance (164) Romanticism (85) school (113) science (9,096) scientific revolution (112) scientists (433) seasons (90) show and tell (154) snow (200) space (93) technology (259) teeth (147) to-read (2,833) unread (138) winter (337) women (137) world history (87) WWII (101)

"Far Friends"

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

MDS
Schedule
629.4
TechnologyEngineering 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
TechnologyEngineering 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.