Black and white photograph of folk singer, Robert "Bob" Rosenthal, singing and playing an acoustic guitar on a rooftop in New York City, New York. Scanned from the negative.

Black and white photograph of folk singer, Robert "Bob" Rosenthal, singing and playing an acoustic guitar on a rooftop in New York City, New York. In the photograph, a group of young women can be seen watching his performance from their apartment…

Black and white photograph of folk singer, Robert "Bob" Rosenthal, singing and playing an acoustic guitar on a rooftop in New York City, New York. In the photograph, a group of young women can be seen watching his performance from their apartment…