1935 Print Tetrahedron Concrete Blocks River Cement Art Mississippi River FZ2 ST1 This ad does have a

This ad does have a few ink blemishes around the left side of the image

This is an original 1911 halftone print of the front entrance of the Andrew Safford House (1818)

Edward Walhouse Mark had the opportunity to live during the turbulent

cultural handicrafts

1935 Print Tetrahedron Concrete Blocks River Cement Art Mississippi River FZ2 ST1 This ad does have aThis is an original 1935 halftone print of tetrahedron blocks lined up to the right of the image. The caption writes, "The Mississippi has many a curve and bend, and it is the natural tendency of the current to increase the curvature. By piling these concrete blocks along the banks of the river, Army engineers hope to keep the river in its present channel." Photography by International Cement Corporation. CONDITION This 76+ year old Item is rated Near