(Q22570081)
Statements
1925
0 references
Konzentrische Gruppe (German)
0 references
62±1 centimetre
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97.5±0.1 centimetre
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Identifiers
Sitelinks
Wikipedia(3 entries)
- enwiki Concentric Group
- lvwiki Koncentriskā grupa
- svwiki Koncentrisk grupp