Materials in this collection include maps, photographs, and research volumes containing clippings and excerpts from various sources. Compiled by the donor, the 1571 volumes encompass a wide array of topics and form the bulk of the collection. Used throughout the volumes are abbreviations. For an abbreviations key, see the Appendix.

In December 2021, Bajema materials once stored in vertical files were put in binders and added to the end of this collection, 116 volumes total.