MDS 525.50
Wording: Natural sciences & mathematics Astronomy Earth (Astronomical geography) Seasons Not set
Dewmoji: π¬ππ??
0 Computer science, information & general works 252,013 βΉοΈ | 1 Philosophy & psychology 270,129 🧠 | 2 Religion 681,242 π | 3 Society, government, & culture 1,328,382 π« | 4 Language 209,883 π¬ | 5 Natural sciences & mathematics 431,918 π¬ | 6 Applied science & technology 940,635 π‘ | 7 Arts & recreation 1,031,850 π¨ | 8 Literature & rhetoric 1,436,736 π | 9 History & geography 837,760 πΊοΈ |
50 Science 35,266 🥼 | 51 Mathematics 82,055 β | 52 Astronomy 25,356 π | 53 Physics 44,008 π | 54 Chemistry 28,260 βοΈ | 55 Earth sciences; geology 36,663 π | 56 Fossils & Dinosaurs 11,038 π | 57 Biology 55,751 𧬠| 58 Plants (Botany) 26,824 πΏ | 59 Animals 86,697 πΌ |
520 Astronomy 6,299 π | 521 Celestial mechanics 575 β | 522 Techniques, procedures, apparatus, equipment, materials 1,635 π | 523 The Solar System 12,101 π | 524 [Formerly: Maps, Observations, and Tables] 227 | 525 Earth (Astronomical geography) 627 π | 526 Mathematical geography 1,986 π | 527 Celestial navigation 208 πΊ | 528 Ephemerides 191 π | 529 Chronology 1,507 β³ |
525.0 24 | 525.1 Constants 30 | 525.2 Heat; Light 3 | 525.3 Orbits and motions 93 | 525.4 Geographic coordinates | 525.5 Seasons 55 | 525.6 Tides 7 | 525.7 Twilight | 525.8 | 525.9 5 |
525.50 4 | 525.51 Effect of inclination of equator to ecliptic | 525.52 Effect of eccentricity of earth's orbit | 525.53 Secular changes of seasons | 525.54 Seasons on Mars and other planets | 525.55 | 525.56 | 525.57 | 525.58 | 525.59 2 |
525.500 | 525.501 | 525.502 | 525.503 | 525.504 | 525.505 | 525.506 | 525.507 1 | 525.508 | 525.509 1 |
Selected Works under MDS 525.50 (4)
Related Tags
"Far Friends"
MDS classes with significant recommendations overlap, excluding ones under the same top-level class.
None
Wording
| 1922 Edition |
| Modern Language |
| Emoji |


