Jan Leder
type: Item
Wikidata item identifier: Q16561530
date of birth: 1867-01-01T00:00:00Z
date of death: 1894-01-01T00:00:00Z
instance of: human
described by source: Polish Biographical Dictionary
Dariah.lab ID: 20.500.12973/Q381647
description: (1867-1894) współzałożyciel Związku Robotników Polskich @pl
description: (1867-1894) co-founder of the Polish Workers' Union