Jan Grzelak
type: Item
Wikidata item identifier: Q40331555
date of birth: 1881-01-01T00:00:00Z
date of death: 1920-01-01T00:00:00Z
instance of: human
described by source: Polish Biographical Dictionary
Dariah.lab ID: 20.500.12973/Q376137
description: (1881-1920) działacz robotniczy @pl
description: (1881-1920) labor activist