subject
20th-century astronomers20th-century biologists20th-century botanists20th-century cartographers20th-century chemists20th-century engineers20th-century geographers20th-century geologists20th-century physicians20th-century physicists20th-century scientists by nationality20th-century women scientists20th-century zoologistsEarly spaceflight scientistsLéon Theremin
broader
Wikipage page ID
23,363,498
Wikipage revision ID
731,444,660
type
label
20th-century scientists
@en
broader
prefLabel
20th-century scientists
@en