The book Bulletin - United States Geological Survey No.437 was written by author Geological Survey Us Here you can read free online of Bulletin - United States Geological Survey No.437 book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Bulletin - United States Geological Survey No.437 a good or bad book?
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These elevations result from a preliminary adjustment, under which the elevations at Med- way and Moosehead, determined by the primary-level lines of the topographic branch extended from Bangor and Portland were accepted without correction. A new adjustment will not be made unless shown -to be advisable when additional primary connections have been made between Penobscot and Kennebec rivers. In running the base levels of 1905 from Chesuncook to Northeast Carry and from Moosehead west to Jackman..., George M. Brett was chief of party. In running the base levels of 1906 on West Branch Penobscot River, from Chesuncook Lake southeast to Norcross, and the base levels of 1907 from Allagash Lake to Grand Lake dam H. S. Boardman was chief of party. In running the base levels of 1908 from Grand Lake dam southeast down East Branch Penob- scot River to Medway H. S. Boardman was chief of party and A. L. Grover was instrument man. PrimaTy leveling by the water-resources branch in several unnamed quadrangles, FROM CHESUNCOOK TO NORTHEAST CARRY.
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