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Notes:
Reports include: Table of Grades on Lowell and Andover R.R; Table of Curvature on Lowell and Andover R.R.; Other Characteristics on Lowell and Andover R.R.; and Bridges. Letter addressed to F. Ayer. These materials were separated from Map Mass. R.R. 1874 #296, Map and profile of the Lowell and Andover R.R. ..."
Manuscript 179
Published in the 19th century.
