Photograph
Old photo of John Philip Trinkaus's father, Charles E. Trinkaus, and uncles, George J. Trinkaus and Henry D. Trinkaus; written on back: "1908? If so, Charles was 33 years of age"
Photo of John Philip Trinkaus holding his cat in front of his car in the woods
Photo of John Philip Trinkaus, Madeleine Trinkaus, Rachel Fink, and three others
Photo of John Philip Trinkaus outdoors, in a suit; written on back: "Please return to J.P. Trinkaus"
Photo of John Philip Trinkaus indoors in a suit
Photo of John Philip Trinkaus on a couch
Photo of John Philip Trinkaus on a couch
Scan or photo of pencil drawing of an unknown face, in caricature style; signed and dated, but signature and date are illegible
Photo of John Philip Trinkaus in a lab; description on the back: "Please Credit: T. Charles Erickson, Yale University, Office of Public Information"
Photo of John Philip Trinkaus and Steven Zottoli in casual clothes
Photo of John Philip Trinkaus's cat in front of his car in the woods
Photo of John Philip Trinkaus beside his car in the woods