Alvin Langdon Coburn, Vortograph, 1916-17 Colloquium Friday, March 22, 2019 - 3:30pm Howard and Sharon Rich Seminar Room, Jaffe Building, Room 113 ARTH Colloquium - Jeff Katzin, PhD Candidate, "Reconstructing and Recontextualizing Alvin Langdon Coburn's Vortographs"