Group lot of nine photos of world-renowned physicists, various finishes, ranging in size from 4.25 x 6.25 to 11 x 8.5, each signed in ink or felt tip by the pictured scientist: Sheldon Lee Glashow, Juan Martín Maldacena, Roger Penrose (ins), John Henry Schwarz, Gerard 't Hooft, Kip Thorne (ins), Neil deGrasse Tyson, Frank Wilczek, and Edward Witten. In overall fine condition. Accompanied by the original mailing envelope for the Penrose photo.