The collection consists of papers accumulated over the years by John Yaremko. It includes twenty-two letters from his nephew Mike Kotyk, ten letters from Mike Zahara, letters and postcards from Makuch, M. Mузика (M. Muzyka), Jackowsky, John Diakun, В. Вернюк (William Werniuk), Mike Lazoruk, and several letters from the government. There are also other documents such as tax payment receipts, meal tickets, the Workers' Benevolent Association of Canada membership card, unemployment relief card, 'notices of distress,' a filed lawsuit, etc. Yaremko's photo was taken around 1920s. His biography was written by Rose Kotyk in 2003.
The collection consists of the Certificate of Incorporation (1941), history of the organization in Ukrainian and English, meetings agenda and minutes, correspondence between UPAA and various people in Ukraine, project reports and documentation (includes two publication projects: Svarich Memoirs and Plawiuk's Ukrainian Proverbs), photographs and a ledger.