Sign writing and glass embossing : a complete practical illustrated manual of the art, to which are added numerous alphabets (1890)
Callingham, James · Philadelphia : H. C. Baird & co. · leaf 119
cation of this diagram to the imi-tation of letters in relief will be apparent, if a number ofsolid letters be substituted for the cubes. Although theabove figure applies rather to writing placed in perspec-tive than to surface representations, the same principleholds good in both instances, only… … oxemplified in the cubes to the subject matter hereintreated, by the aid of another diagram. Let us take twoletters, which will be sufficient for our purpose—one withstraight, and the other curved lines, in order tlie moreclearly to show the gradations of light and shade, as wellas the shadow,…
Embossing (Printing) · Signs and signboards, Glass
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