Efim Wechsler

Sources

The numbers on this page point here. Each one links to the record it came from.

1. 1
   WikidataEfim Wechsler on Wikidata
2. 2
   WikidataEfim Wechsler: occupation, on Wikidata
3. 3
   WikidataWechsler & Hennig, Founder