Hayes, Hammond Vinton, 1860-1947. Public utilities: their cost new and depreciation. New York: D. Van Nostrand. 1913; Regulated Utilities; xii, 262 p. 22 cm.
Hayes, Hammond Vinton, 1860-1947. Public utilities: their cost new and depreciation. New York: D. Van Nostrand. 1913; Regulated Utilities; xii, 262 p. 22 cm.
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