FRANCE The accompanying pho-tographs represent one ofthe type of large aero-planes used for registeringthe effect of gunfire. Theseaeroplanes are equippedwith wireless that is sup-plied with power gener-ated by a small fan that isshown in the top photo,just below the engine. The lower photo… … BEST PAPER FOR FRISKETS If it were tough enough the very bestpaper for a frisket would be thin tissue,.001 inch thick, because the thinner thefrisket the thinner will be the mark at theedge of the impression, especially on vig-nette and similar edges. Manila and other tough papers are toothick and…
Printing
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