This is the program from the Théâtre Hébertot's 1956 En attendant Godot, which featured original cast members Lucien Raimbourg and Pierre Latour reprising their roles of Vladimir and Estragon respectively.
“Theater Program for En attendant Godot,” WUSTL Digital Gateway Image Collections & Exhibitions, accessed April 24, 2024, http://omeka.wustl.edu/omeka/items/show/14961.