Panama Canal Series, Administration Buildings, 1912

This is an original pencil signed lithograph by American artist Joseph Pennell, as part of his Panama Canal Series, this image is titled: Official Ancon-Administration Buildings, created and printed in 1912.  The inmage measures 22X 16 1/2 inches, on a Fabiano watermarked laid type paper which has a sheet size of 25 1/2X20 1/2 inches.