EARTHWORK TABLES.
Showing the Contents in Cubic Yards of Embankments, Cuttings, &c., of Heights or Depths up to an average of 80 feet. By Joseph Broadbent, C.E., and Francis Campin, C.E. Crown 8vo, cloth
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“The way in which accuracy is attained, by a simple division of each cross section into three elements, two in which are constant and one variable, is ingenious.”—Athenæum.