Graphite and black ink on paper, laid on page in fragmentary album
image size: 4 x 5 5/8 in.; mounted: 10 3/4 x 9 1/4 in.
dated: lower left: "APRIL. 17/15"
inscribed in ink: below image: "BOULDER BRIDGE. OVER RIVER."
Inscribed at lower left in black ink over graphite: "APRIL 17/15"; below at right on page in black ink: "BOULDER BRIDGE. OVER RIVER,"
Due to ongoing research, information about this object is subject to change.