photographs
Hecht standing outside with one hand placed in his coat pockets.
Chambers and deRenyi standing outside at the bottom of some stairs to a building while leaning against a short wall.
Hegner sitting with his left arm leaning against a table holding a microscope.
Dohrn sitting at a table holding up a piece of paper
Hertwig working with a microscope.
Hibbard at a lab bench working with a microscope
de Renyi reading some documents at a table with a cigarette in his left hand.
Goddard sitting in a chair next to a door and bookshelves.
Allee standing outside in a suit, with his arms folded behind him.
Irving sitting at a table looking over several documents.
Folsom standing outside in front of a stone wall
Clowes sitting at a lab bench with several Petri dishes