The En Passant Archive, spanning the dates 1970 – 1983, is the archive of the little poetry magazine En Passant, edited by James Costello in Wilmington, Delaware. The 1.3 linear feet of material in the collection consists of letters from contributors, administrative correspondence, little magazines, including twelve issues of En Passant, and the manuscripts of most of the thirteen issues of the magazine published between 1975 and 1983.

The Pentagram Press was founded in 1974 by the Milwaukee-based poet Michael Tarachow as a publishing outlet for poetry and other new literature. The Pentagram Press archive, spanning the dates 1972-1999, documents the operations and output of the small fine press run by Michael Tarachow in Milwaukee and Markesan, in Wisconsin, and Minneapolis.