painting of four renaissance era men looking out of a window

Description

A painting of four renaissance era men looking out of a window at a city and crowd below. The man farthest to the left holds a monocular to his right eye and the man to his left points. The man farthest to the right looks at the man using the monocular as if waiting his turn. This painting can be found at the Hayden Planetarium in the American Museum of Natural History in New York.
No date; likely 1950s
Digitizing agency: University of Missouri--Kansas City. Library. Dr. Kenneth J. LaBudde Special Collections.