Title: Fishtail Knife
Object type: Knife, fishtail, bifacial knife
Date: ca. 3300–2900 B.C.
Period: Predynastic, Naqada III-Dynasty 1
Medium: Obsidian
Dimensions: L. 13.5 × W. 5.1 × Th. 0.8 cm (5 5/16 × 2 × 5/16 in.)
Credit line: Rogers Fund, 1924
Geography: Said to be from     Northern Upper Egypt Abydos    
Department: Egyptian Art
Repository: Metropolitan Museum of Art, New York, NY