From symmetrymag https://twitter.com/symmetrymag on Twitter: After 32 years as Fermilabs staff photographer, Reidar Hahn is retiringand saying farewell with a final collection of photos in the @Fermilab art gallery. https://www.symmetrymagazine.org/article/hahn-shot-first https://twitter.com/symmetrymag/status/1198305725577121793/photo/1 https://chirp.cooleysekula.net/attachment/62343