Paul Porter Recordings -- (Audio cassette. On recto [handwritten]: "Very good! KAP 5/27/75," "Both sides." On recto [typed]: "KAP - Telephone 5/27/75 Good!" On verso: "5/27/75 concludes." On cassette case insert: "KAP Telephone 4/27/75 Sides A &B/KAP - Telephone 4/27/75 Sides A & B VERY GOOD!"), 27 April 1975

Paul Porter Recordings -- (Audio cassette. On recto [handwritten]: "Very good! KAP 5/27/75," "Both sides." On recto [typed]: "KAP - Telephone 5/27/75 Good!" On verso: "5/27/75 concludes." On cassette case insert: "KAP Telephone 4/27/75 Sides A &B/KAP - Telephone 4/27/75 Sides A & B VERY GOOD!"), 27 April 1975, 4.1.9, Box: 1, Folder: 9.0. Paul Porter papers, 0040-LIT. Special Collections and University Archives. https://archives.lib.umd.edu//repositories/2/archival_objects/15770 Accessed April 29, 2024.