This item is a vintage "The Orpheum File" letter organizer, commonly used in early 20th-century offices and homes for storing correspondence.

Type: Antique letter file box or filing book.

Manufacturer: Distributed by Stewart's Inc., Indianapolis, Ind.

Period: Typically dates from the 1920s to 1930s.

Features: constructed with heavy cardboard or wood sides, covered in marbled paper, and features alphabetical index dividers inside