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Charles E. Hartrick at his drafting table. Hartrick is wearing a vest over his shirt, and is wearing eyeglasses. Papers are in front of him on his desk, and he is holding a pencil in his right hand. Boxes on shelves are seen behind him, at teh far left of the photograph. The handwritten note in teh upper margin of the photograph reads:"Charles E. Hartrick:draftperson. Photo by Douglas Cunningham". Image courtesy of the Observatories of the Carnegie Institution for Science Collection at the Huntington Library, San Marino, California.