Cattell is seated at a lab table, face turned toward the camera. There are glass Petri dishes and a microscope on the table, as well as a notebook in which Cattell is writing. There are shelves, holding various glass containers and test tubes, mounted on the far wall.Inscriptions on image and/or album page: Front: "# 137" / "Ware Cattell" / "'22"Digitized by: MBLWHOI Libraryimage/jpg black and white image reformatted digital