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.