17.5' x 14.5' map of Mount Desert Island. Scale, 1:80,000. Topography surveyed by J. W. Donn, Assistant between 1871 and 1874. Issued October 1875. C. P. Patterson Superintendent. Verification by J. E. Hilgard Assistant in charge of Office.
Description: 17.5' x 14.5' map of Mount Desert Island. Scale, 1:80,000. Topography surveyed by J. W. Donn, Assistant between 1871 and 1874. Issued October 1875. C. P. Patterson Superintendent. Verification by J. E. Hilgard Assistant in charge of Office.