Scope and Contents This collection is comprised of 322 35mm photographic slides documenting Lawrence University's overseas study center in Bonnigheim, Germany in the summer and fall of 1967. Photographs were taken by Carolyn Martin Keith '70 during her time studying at the center.

Overview The Elisabeth Koffka Papers is a collection of materials from History Professor Elisabeth Koffka, which ranges from 1918 to 1994. The materials within this collection include her poetry, prose, published works, personal documents, reflections, correspondence, lecture notes, student papers and exams, and other materials from Professor Koffka's time and Smith College and Lawrence University. The collection is also home to audio tapes recounting personal history.

Scope and Contents This collection consists of papers documenting Ronald Tank's teaching and research activities as professor of geology at Milwaukee-Downer College and Lawrence University. Materials date from 1955 to 2017 and include publications, biographical information, photographs, and teaching materials. The bulk of the collection consists of a complete set of lecture notes, lab exercises, and other materials used to teach Introductory Geology in 2013.