Nobel Prize-winning physicists for their work with lasers. Four items: glossy 7 x 5 photo of Townes, signed in black felt tip; felt tip signature, “Chas. H. Townes,” on a beige 4 x 3 slip; and two printed Nobel biographical informational cards, 6 x 4, signed in ink by Townes and Schawlow respectively. In fine condition, with a diagonal crease to photo. RRAuction COA.
