Jacosky, John Jay Electrical Engineer. Residence: 444 Loring Avenue, West Los Angeles, Cal. From: "Who's Who in Polish America" by Rev. Francis Bolek, Editor-in-Chief; Harbinger House, New York, 1943
From: "Who's Who in Polish America" by Rev. Francis Bolek, Editor-in-Chief; Harbinger House, New York, 1943