The Advertising and Promotional Collection contains materials for a wide variety of businesses and organizations in Lancaster County, including manufacturers, department and clothing stores, entertainment venues, grocery stores, restaurants, service providers, and social clubs. Of special interest is the use of both English and German in a brochure from the Great Atlantic and Pacific Tea Co., as well as in the soap-making directions from the Pennsylvania Salt Co. There are also a 1921 program from Lancaster's Colonial Theatre and boxing programs that list Lancaster native, Leo Houck.
Dillman R. Bomberger (December 15, 1879 - 1944) was a schoolteacher and photographer who was born near Lexington, Elizabeth Township. He worked as a schoolteacher in Elizabeth Township and by 1910 was working as a bookkeeper for Bayonne Steel Casting Company in Reading, PA. He married Aimee Brubaker in 1910 and had two children: Verna and David.
The photographs in this collection are mostly of family or friends and locations in the Elizabeth Township, Warwick Township and Lititz area.