The collection predominantly consists of records between the mid-1940s and late 1990s and includes various records related to Ivan (John) Lahola and his family. It includes biographical materials, correspondence, and documents covering Lahola's life during World War II, detailing his experiences in Auschwitz and other prisons and concentration camps. The collection encompasses textual records related to Lahola's community life in Canada, published materials, and miscellaneous information. Notable correspondence involves letters from different organizations thanking Lahola for donations, including contributions to the construction of the Greek Catholic Cathedral and the Ukrainian Embassy Foundation. Additionally, the collection contains greeting cards, and printed materials such as program invitations and catalogs, offering insights into Lahola's engagement with community events, cultural activities, and charitable causes.

The collection consists of personal documents, photos. Personal documents include passports, certificates of birth and baptism, immigration cards, vaccination certificate, certificate of marriage, and naturalization certificates. Photos consist of family photos prior to 1932, and Melnychuk and Klymchuk Family Photos.

The collection consists of records from the Ukrainian Music Association of Alberta. It contains various correspondence such as letters written by the UMAA from the years 1972 to 1984, letters written to the UMAA by various organizations and people such as the Alberta Culture Youth & Recreation, the Shevchenko Scientific Society, Yurii Kowalsky, Neonilla Dmytruk and others. Also contains newspaper clippings pertaining to the UMAA such as clipping about musical events: the Women's Singing Ensemble "Merezhi", the Dnipro Choir in Edmonton, news clippings about the Ukrainian-Canadian composer Yurii Fiyala, and more. Also contains financial records from the UMAA, and announcements to musical shows.