Landscapes showing developing infrastructure in the interior of British Columbia in the later 19th and early 20th century, with especially robust coverage of the construction of railroads and bridges, as well as some mining operations. Features group portraits of work crews.

Subseries consists of a photographic and oral history record of Penticton civic life from approximately 1910 through the mid-1970s, with predominant coverage during the middle decades of the twentieth century. Materials relate to sports, cultural events, landmarks and buildings, industry, transportation & infrastructure, and agriculture. Many of the photographs can likely be attributed to the Penticton Herald, but provenance is not confirmed in all cases.