Portrait of Glocker at approximately 26 years old.

Portrait of Crane at approximately 27 years old.

Portrait of Brooks at approximately 60 years old.

Portrait of Brooks at approximately 60 years old.

Portrait of Brooks at approximately 60 years old.

Portrait of Brooks at approximately 60 years old, a subject in the "Original Faculty of Philosophy" mural located in Shriver Hall.

Portrait of Brooks at approximately 60 years old, a subject in the "Original Faculty of Philosophy" mural located in Shriver Hall.

Portrait of Bright with his signature.

Portrait of Bright at approximately 52 years old.

Portrait of Blum at approximately 25 years old.