Materials in this collection were broken out into general La Crosse architecture, Barney Spangler Materials and William Crowley Materials. General La Crosse architecture consists of one essay written by Edland ca. 1981. Spangler materials include an essay, research notes, photographs and 35 mm slides created by Carol F. Edland. Crowley materials include an essay, newspaper articles, photographs and 35 mm slides.

These materials were created in preparation for two photo documentaries in 1981-1982. The essays about Spangler and Crowley’s work include lists of known structures that are attributable to both contractors.