Excavators and Hydraulic Engineering
16 x 20 in (41 x 51 cm)
This Collection is a part of "The Growth of Industrial Art" printed in 1890 by the U.S. Patent Office. These tools and modes of production changed people's way of life as well as how they interacted with a rapidly changing world.
61 on one side, 62 on back side.
please note: Some posters in this collection have missing pieces and tears in the margin.