Lettering for draftsmen, engineers and students; (1897)
Reinhardt, Charles William, 1858- [from old catalog] · New York, D. Van Nostrand company · leaf 36
- of thethree types of letter-insf orivenon Fiofure i of this work, which tend to illustrate the same principle, will also be useful. The reason for orivinor a limit of reduction (i.e., one millimeter height for smaller lower case letters) and the employment of gothic letters of uniform strength,… … Section ofCast Iron Cap 506. 31 which presents an example of engraving, such as issometimes indulged in, and Fig. Sob, redrawn andreduced to same scale. The strength of the lines of a drawing to be repro-duced depends of course altogether upon the rate ofreduction. For larger reductions it will be…
Lettering
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