MDS522

Ordlyd: Natural sciences and mathematicsAstronomyTelescopes and handbooks

Dewmoji: ???

0
Information
216,948
ℹ️
1
Philosophy and Psychology
229,419
💭
2
Religions
562,779
🙏
3
Social sciences
1,169,921
👫
4
Language
177,109
💬
5
Natural sciences and mathematics
380,441
🔬
6
Technology
844,132
💡
7
The arts
857,504
🎨
8
Literature
1,201,263
📚
9
History and Geography
703,933
🗺️
50
General Science
30,392
🔬
51
Mathematics
73,720
52
Astronomy
21,519
🔭
53
Physics
38,941
🍎
54
Chemistry
25,962
⚗️
55
Earth sciences & geology
32,170
🌎
56
Fossils & prehistoric life
9,345
💀
57
Life Sciences, Biology
50,256
🧬
58
Plants
22,401
🌿
59
Zoology
75,735
🐼
520
Astronomy
5,303
🔭
521
Celestial Mechanics
451
522
Telescopes and handbooks
1,368
🌃
523
Astronomical objects and astrophysics
10,419
🌌
524
Maps and Observations [No longer in use]
166
🗺️
525
Earth
558
🌍
526
Mathematical geography; cartography, map making
1,717
🌐
527
Celestial Navigation
155
🗺
528
Ephemerides; Nautic almanacs
163
📒
529
Chronology
1,219
522.0
54
522.1
Observatories
128
522.2
Telescopes (See also 535.83 Optics)
333
522.3
Meridional instruments
6
522.4
Extra meridional instruments
28
522.5
Auxiliary instruments
11
522.6
Auxiliary observations
407
522.7
Spheric astronomy (See also 514.6)
24
522.8
Computation for Astronomy
37
522.9
Corrections
5

Selected Works under MDS 522 (1,368)

Related Tags

"Far Friends"

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

Ingen

Ordlyd

1922 udgaven
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.