Schreier, Peter - Stewart, Thomas - Double Signed Photograph in Das Rheingold

German tenor (1935-2019) and and American bass-baritone (1928-2006). 

Double signed postcard photograph, shown at a curtain call following a performance of Wagner's Das Rheingold at the Salzburg Festival.  Photo by Ellinger, Salzburg.  Size is 4.1 x 5.75 inches, in excellent condition.