Title: Rhomboid-Shaped Bifacial Knife
Object type: Knife, rhomboid, bifacial knife
Date: ca. 3900–3500 B.C.
Period: Predynastic, Late Naqada l–Naqada II
Medium: Flint
Dimensions: L. 21.7 × W. 4.1 × Th. 0.8 cm (8 9/16 × 1 5/8 × 5/16 in.)
Credit line: Rogers Fund, 1907
Geography: From    Egypt      
Department: Egyptian Art
Repository: Metropolitan Museum of Art, New York, NY