_Beyond the Surface: The Glass Art of Robert Kehlmann_, 2019

_Beyond the Surface: The Glass Art of Robert Kehlmann_, 2019. Sam Halstead Contemporary Stained Glass Documentaries, MS-0233. The Rakow Research Library Manuscript Collection. https://archivesspace.cmog.org/repositories/3/archival_objects/18545 Accessed June 04, 2023.