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Q80965722-97e15016-4d89-08a9-1764-cd6800347e58
Q80965722-97e15016-4d89-08a9-1764-cd6800347e58
BestRank
Statement
http://www.wikidata.org/entity/statement/Q80965722-97e15016-4d89-08a9-1764-cd6800347e58
How to build a simple seismograph to record earthquake waves at home / Jearl Walker. - (7.1979)
P921
Q80965722-97e15016-4d89-08a9-1764-cd6800347e58
BestRank
Statement
http://www.wikidata.org/entity/statement/Q80965722-97e15016-4d89-08a9-1764-cd6800347e58
rank
NormalRank
type
BestRank
Statement
P921
seismometer