MDS520

Wording: Natural sciences and mathematicsAstronomyAstronomy

Dewmoji: πŸ”¬πŸ”­πŸ”­

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
🐼
520
Astronomy
5,303
πŸ”­
521
Celestial Mechanics
451
βš™
522
Telescopes and handbooks
1,368
πŸŒƒ
523
Astronomical objects and astrophysics
10,419
🌌
524
Maps and Observations [No longer in use]
166
πŸ—ΊοΈ
525
Earth
558
🌍
526
Mathematical geography; cartography, map making
1,717
🌐
527
Celestial Navigation
155
πŸ—Ί
528
Ephemerides; Nautic almanacs
163
πŸ“’
529
Chronology
1,219
⏳
520.0
Astronomy
98
520.1
Theory And Instruction
67
520.2
Miscellany
98
520.3
Dictionaries And Encyclopedias
106
520.4
3
520.5
Periodicals
87
520.6
Organizations
12
520.7
Education And Research
130
520.8
Collections
43
520.9
Biography And History
1,053
πŸ”™

Selected Works under MDS 520 (5,303)

Related Tags

16th century (88) 17th century (178) ancient history (92) archaeoastronomy (129) archaeology (158) astronomers (106) astronomy (12,132) astrophysics (208) biography (2,580) Carl Sagan (95) children (129) children's (189) constellations (137) Copernicus (139) cosmology (872) Discworld (214) earth (173) ebook (165) evolution (108) fantasy (229) fiction (310) Galileo (640) hardcover (107) historical fiction (123) history (2,454) history of astronomy (121) history of science (995) homeschool (103) humor (106) Italy (280) Kindle (97) math (245) memoir (116) moon (165) nature (102) non-fiction (4,921) outer space (173) own (100) philosophy (214) physics (1,158) picture book (442) planets (862) popular science (228) read (177) reference (636) religion (220) Renaissance (186) science (10,604) science fiction (102) scientists (170) solar system (673) space (3,485) stars (767) sun (113) telescopes (99) textbook (258) to-read (2,088) universe (290) unread (172) Usborne (94)

"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
629
TechnologyEngineering and allied operationsOther Branches
93X
History and GeographyAncient World
612
TechnologyMedicine and healthHuman physiology

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.