Columbia subject headings:
Book design--United States.
Hertzog, Carl.
Printers--United States--Biography.
Southwestern States--Bibliography.
Texas--Imprints.
Harvard subject headings:
Book design--United States.
Hertzog, Carl
Printers--United States--Biography
Printing--Texas--History--20th century.
Southwestern States--Bibliography.
Texas--Imprints.
Princeton subject headings: