What is the 19th century?

• From 1801-1900
• Machine-press era, ca. 1825-1900

Why focus on the 19th century?

• Special cataloging problems
  • New methods of printing, illustrating, binding, papermaking, &c.
  • Separation of publishing, printing, & bookselling functions
  • Increased use of packaging & advertising

• Gray area in cataloging rules
  • AACR2 primarily for 20th-century materials
  • DCRB primarily for pre-1801 materials