Several astronomers pose for a photograph on the deck of a boat on the way to a conference in Belgium for the photographer, Joel Stebbins. Frank Schlesinger is on the far left, with Walter S. Adams to his right, W.W. Campbell in the center followed by Benjamin Boss, an unidentified individual, and Charles St. John on the far right. Mrs. Campbell sits in the center in the front row. Joel Stebbins was director of Washburn Observatory from 1922 to 1948.