Dewey Decimal Classification

521-525: Astronomy

URI:: https://id.oclc.org/worldcat/ddc/E3QqGKJj3vC6QdtVGWKyvdJbvG
Entity type:: Concept

Narrower

521	Celestial mechanics
522	Techniques, procedures, apparatus, equipment, materials
523	Specific celestial bodies and phenomena
524	[Unassigned]
525	Earth (Astronomical geography)

521-525: Astronomie

URI:: https://id.oclc.org/worldcat/ddc/E3QqGKJj3vC6QdtVGWKyvdJbvG
Entity type:: Concept

Narrower

521	Himmelsmechanik
522	Techniken, Verfahren, Geräte, Ausstattung, Materialien
523	Einzelne Himmelskörper und Himmelsphänomene
524	[Unbesetzt]
525	Erde (Astronomische Geografie)

521-525: Astronomie

URI:: https://id.oclc.org/worldcat/ddc/E3QqGKJj3vC6QdtVGWKyvdJbvG
Entity type:: Concept

Narrower

521	Mécanique céleste
522	Techniques, procédés, appareils, équipement, matériel
523	Corps et phénomènes célestes particuliers
524	[Vacant]
525	La Terre (Géographie astronomique)

521-525: Astronomia

URI:: https://id.oclc.org/worldcat/ddc/E3QqGKJj3vC6QdtVGWKyvdJbvG
Entity type:: Concept

Narrower

521	Meccanica celeste
522	Tecniche, procedure, apparecchi, attrezzature, materiali
523	Specifici corpi e fenomeni celesti
524	[Non assegnato]
525	Terra (Geografia astronomica)

521-525: Astronomi

URI:: https://id.oclc.org/worldcat/ddc/E3QqGKJj3vC6QdtVGWKyvdJbvG
Entity type:: Concept

Narrower

521	Celest mekanikk
522	Teknikker, arbeidsmetoder, apparater, utstyr, materialer
523	Bestemte himmellegemer og fenomener
524	[Ubenyttet]
525	Jorda (astronomisk geografi)

521-525: Astronomi

URI:: https://id.oclc.org/worldcat/ddc/E3QqGKJj3vC6QdtVGWKyvdJbvG
Entity type:: Concept

Narrower

521	Celest mekanik
522	Tekniker, procedurer, apparatur, utrustning, material
523	Särskilda himlakroppar och fenomen
524	[Vakant]
525	Jorden (astronomisk geografi)