- CPRB : Rudolph Otto Probst: Manuscripts
- GPRB : Rudolph Otto Probst: Graphics c1903-1911
- GPRB 1/01 B/W Print : Engineering? classroom scene with students c1903-1911
- GPRB 1/01 B/W Print : Portrait of student Leo F. Garrity; photo by Hogue Studio, South Bend c1911
- GPRB 1/01 B/W Print : Portrait of student William S. Arnold in cap and gown; photo by McDonald Studio c1911
- GPRB 1/02 B/W Print : Full-length portrait of student John M. Bannon in Notre Dame military uniform; photo by McDonald Studio c1911
- GPRB 1/02 B/W Print : Portrait of student Rafael Garcia; photo by McDonald Studio [this photo was published in the 1911 Dome yearbook] c1910-1911
- GPRB 1/02 B/W Print : Portrait of student Jose M. Mendoza; photo by McDonald Studio c1910-1911
- GPRB 1/03 B/W Print : Portrait of student Albert L. Metcalf; photo by McDonald Studio [this photo was published in the 1911 Dome yearbook] c1910-1911
- GPRB 1/03 B/W Print : Portrait of student Herman Piper; photo by McDonald Studio [this photo was published in the 1911 Dome yearbook] c1910-1911
- GPRB 1/03 B/W Print : Portrait of student John M. Wilson; photo by McDonald Studio [this photo was published in the 1911 Dome yearbook] c1910-1911
- GPRB 2/01 B/W Print : Notre Dame Engineering class students group on their visit to the Dodge Manufacturing Company, Mishawaka, Indiana 1909/1209
- GPRB 2/02 B/W Print : Unidentified group of male Assumption Academy (South Bend)? students, including Rudolph Probst; Mangold Photo 1909/1209
- OPRB : Rudolph Otto Probst: Objects 1911
Probst's Notre Dame Military Cadet Uniform (Pants, Coat, Cap) and his Notre Dame Commencement Ribbon and Cap