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1. Chart of Isle Royal including north west coast of Lake Superior; projected and drawn from trigonometrical surveys executed under the direction of Brt. Brig. Genl. W.F. Raynolds ... in 1867, 1868 and 1869, and Major C.B. Comstock ... in 1870 and 1871.

1886. U.S. Lake Survey.,Raynolds, W. F. (William Franklin), 1820-1894.,Comstock, C. B. (Cyrus Ballou), 1831-1910.,Molitor, E.,Dougal, William H., 1822-1895. Relief shown by hachures; depths shown by contours and soundings. "Aids to navigation corrected to November 1, 1886." "Reduction for engraving by E...