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Q1062138-2e210845-4ff3-408f-7b53-566296804ec8
Q1062138-2e210845-4ff3-408f-7b53-566296804ec8
BestRank
Statement
http://www.wikidata.org/entity/statement/Q1062138-2e210845-4ff3-408f-7b53-566296804ec8
Ritchey–Chrétien telescope
P61
Q1062138-2e210845-4ff3-408f-7b53-566296804ec8
BestRank
Statement
http://www.wikidata.org/entity/statement/Q1062138-2e210845-4ff3-408f-7b53-566296804ec8
rank
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type
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Statement
P61
George Willis Ritchey