Typical textile mill power distribution system with belt transferring power from water turbines and flywheels, mid-19th century.
Typical textile mill power distribution system with belt transferring power from water turbines and flywheels, mid-19th century.
Included with the final illustration is a very tight color pencil rough (preliminary drawing) on irregularly shaped Mylar measuring 13-1/2" x 14" showing directional arrows in blue and other fine lines in red. Rough used in preparation for page layout, text considerations, and accuracy of the final illustration for the handbook. The preliminary rough was completed under Contract Number CX-1100-1-0044, Order Number PX-1100-1-3973.; Abbr=PUB
U.S. National Park Service
Project=Handbook; Art_Registration_No=PUB-0065; Reflective Art