Worthen, William Ezra, 1819-1897, [from old catalog] ed · New York, Appleton · leaf 113
d stones by irregular angularforms. Water is almost invariably represented, except in connection with bogs, bydrawing a line parallel to the shore, following its windings and indentationsclosely, then another parallel a little lighter and a little more distant, a thirdstill more so, and so on.… … Fig. 215.
Mechanical drawing
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