gregation of “ adamantine tissue.” ance, as then the cutting need only be done at opposite corners of a “ white ” square. To gain DRAWINGS VS. PHOTO-MICROGRAPHS. time all the squares are incised from the same direction of corner and then the block is turned The reason photo-micrographs have not… … Fig. 142. — Showing reproduction of a pen-and-ink drawing of a sup¬ Fig. 141. — - Showing “ cross-cutting ” high-light effect produced on posititious engraving of “ cross-lining ” effects. Original drawing 5% inches “ single-line ” engraving shown in Fig. 138, reproduced from a pen drawing wide. 5%…
Printing -- Periodicals · Printing -- United States -- Periodicals · Bookbinding -- Periodicals · Bookbinding -- United States -- Periodicals · Graphic arts -- United States -- Periodicals
Internet Archive · Smithsonian Libraries · Public domain (published before 1931). Free to use for anything.
