Columbia subject headings:
Harvard subject headings:
Koch, Peter Rutledge--Exhibitions.
New York Public Library. Rare Book Division.
Peter Koch, Printer.
Printing--Specimens--Exhibitions.
San Francisco Public Library. Department of Rare Books and Special Collections.
Princeton subject headings:
Black Stone Press--Exhibitions.
Koch, Peter Rutledge--Exhibitions.
New York Public Library. Rare Book Division--Exhibitions.
Printing--California--History--20th century--Exhibitions.
Richard A. Gleeson Library (University of San Francisco)--Exhibitions.
San Francisco Public Library--Exhibitions.
Small presses--California--Exhibitions.