People
Sverdruf is sitting in front of an open book on a desk.
Donnellen is seated at a worktable, his body angled to the left of the frame, looking at the camera. His right hand is on the focusing knob of a three-objective microscope in front of him. In the foreground are two glass beakers and a glass flask, and a gas burner, which appears to be lit. This is the same shot as the photo of Booskey, with all details the same.
Young is seated at a desk with a pen in his right hand, which is poised over a piece of paper. He is looking at the camera, his body angled very slightly to the right of the frame.
Schwab is seated at a table with a binocular dissecting scope in front of him. He is looking at the camera, his body facing the left of the frame. In the background are workbenches along the back wall with various pieces of laboratory glassware and equipment, and a set of shelves full of other glassware.
Carey sitting in a chair at a desk.
Carpenter sitting at a lab bench with lab equipment.
Keys sitting at a desk with a few open books and a pipe in his right hand.
Coonfield sitting at a desk with a hand placed next to a microscope.
Schechter sitting at a lab bench with a microscope with a pipe in his mouth.
Calkins is outside, by the sea, holding his jacket in his left arm. He is standing, facing the camera with his body angled towards the right of the frame.
Dawson is seated at a table with several glass petri dishes around him and a small lamp above the workspace. He is looking at the camera, and his body is angled to the right of the frame. His left hand is on a binocular scope in front of him.
Keil sitting at a lab bench with both hands placed next to a microscope.