MDS529
Ordlyd: Natural sciences and mathematicsAstronomyChronology
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 ⏳ |
529.0 20 | 529.1 Sideral and Solar Day 49 | 529.2 Solar Year, Months 48 | 529.3 Calendars 280 📅 | 529.4 Calendar of Julius Caesar 20 | 529.5 Calendar of Gregory, 1582-; Almanacs [1582] 6 | 529.6 Ecclesiastic calendar: determination 1 | 529.7 Horology 250 ⏱ | 529.8 | 529.9 1 |
Selected Works under MDS 529 (1,219)
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MDS classes with significant recommendations overlap, excluding ones under the same top-level class.
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