“Very handy: a man may know that all his day’s work must fall on two of these cards, which he puts into his own card-case, and leaves the rest behind.”—Athenæum.
HANDY GENERAL EARTH-WORK TABLES.
Giving the Contents in Cubic Yards of Centre and Slopes of Cuttings and Embankments from 3 inches to 80 feet in Depth or Height, for use with either 66 feet Chain or 100 feet Chain. By J. H. Watson Buck, M. Inst. C.E. On a Sheet mounted in cloth case.
[Just Published. 3/6
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.