John L. Petersen

Sources

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

1. 1
   WikidataJohn L. Petersen on Wikidata
2. 2
   WikidataJohn L. Petersen: Founded The Arlington Institute, on Wikidata
3. 3
   WikidataJohn L. Petersen: occupation, on Wikidata
4. 4
   WikidataJohn L. Petersen: citizenship, on Wikidata
5. 5
   WikidataThe Arlington Institute, Founder