Antique original map published in the "TWENTIETH  ANNUAL REPORT OF THE UNITED STATES GEOLOGICAL SURVEY, 1898-99". Published, 1900. Titled, Plate LX. "LONGITUDINAL SECTION OF BROADWATER VEIN". Measures approx. 11.25X21.25 inches. Excellent condition. This is an original antique NOT a reproduction. Items are shrink wrapped on acid free backing and mailed flat. 30-day return policy for any reason.