Candid photograph of Sickinger and David "Jughead" Ferrari placing a sign marked Chumley Hall atop the doorway of their dormitory.

Candid photograph of Pettijohn in the field using a magnifying lens to examine a rock specimen.

Candid photograph of Hesburgh presenting Bronk with an Honorary degree at a Notre Dame commencement.

Candid photograph of Dr. Cloos and students from his field class, examining rock formations beside a road.

Candid photograph of Dr. Cloos and a group of students examining Jefferson rock at Harpers Ferry, West Virginia.

Candid photograph of Cloos pointing out a location on a tectonic map.

Candid photograph of Cloos pointing out a location on a tectonic map.

Candid photograph of Bronk, delivering a commencement address at the University of Notre Dame with two unidentified men in the background.

Candid photograph of Bronk presenting testimony on relationship of basic science to instrumentation and automation controls with four unidentified people in background.

Candid photograph of Bronk at a podium with an unidentified man in the background.