Home / United States / World War I / Miscellaneous WWI Items / WWI Trench Art Engraved Letter Opener WWI Trench Art Engraved Letter Opener$30.00 Uncleaned patina. Approximately 5 1/2 inches long. Engraved on the blade “Tu Mildred from Carl” and “Souvenir of the Great War”. WWI Trench Art Engraved Letter Opener quantity Add to cart Item Number: 32063 Category: Miscellaneous WWI Items