<em>Knife Blade</em>, ca. 4400–2170 B.C.E. Gray-brown chert, 1 1/8 x Length 3 3/8 in. (2.9 x 8.6 cm). Brooklyn Museum, Charles Edwin Wilbour Fund, 07.447.983. Creative Commons-BY (Photo: , CUR.07.447.983_Neg07.447.966GRPA_print_cropped_bw.jpg)

Knife Blade

Medium: Gray-brown chert

Dates:ca. 4400–2170 B.C.E.

Dimensions: 1 1/8 x Length 3 3/8 in. (2.9 x 8.6 cm)

Collections:

Accession Number: 07.447.983

Image: CUR.07.447.983_Neg07.447.966GRPA_print_cropped_bw.jpg,

Brooklyn Museum