 If a drawing is to be traced it is a good plan to use a 311 or 4H pencil, so that the lines may be easily seen through the cloth. The tracing cloth is stretched smoothly over the pencil drawing and a little powdered chalk rubbed over it with a dry cloth,...  Modern Engineering Practice: A Reference Library... - Page 202by American School (Chicago, Ill.) - 1906Full view - About this book
 | Ervin Kenison - Mechanical drawing - 1906 - 54 pages
...as " dull back," that is, one side is finished and the other side is left dull. Either side may be used to draw upon, but most draftsmen prefer the dull...drawing is to be traced it is a good plan to use a 3H or 4H pencil, so that the lines may be easily seen through the cloth. The tracing cloth is stretched... | |
 | American School (Lansing, Ill.) - Architectural drawing - 1906 - 426 pages
...known as "dull back," that is, one side is finished and the other side is left dull. Either side may be used to draw upon, but most draftsmen prefer the dull...drawing is to be traced it is a good plan to use a 3II or 4H pencil, so that the lines may be easily seen through the cloth. The tracing cloth is stretched... | |
 | American School (Lansing, Ill.) - Architecture - 1907 - 360 pages
...known as "dull back," that is, one side is finished and the other side is left dull. Either side may be used to draw upon, but most draftsmen prefer the dull...tracing cloth is stretched smoothly over the pencil draw. ing and a little powdered chalk rubbed over it with a dry cloth, to remove the slight amount... | |
 | 1907 - 474 pages
...known as "dull back," that is, one side is finished and the other side is left dull. Either side may bo used to draw upon, but most draftsmen prefer the dull...drawing is to be traced it is a good plan to use a 3I1 or 411 pencil, so that the lines may be easily seen through the cloth. The tracing cloth is stretched... | |
 | Howard Monroe Raymond - 1908 - 426 pages
...as " dull back," that is, one side is finished and the other side is left dull. Either side may be used to draw upon, but most draftsmen prefer the dull...drawing is to be traced it is a good plan to use a 3H or 4H pencil, so that the lines may be easily seen through the cloth. The tracing cloth is stretched... | |
 | American School of Correspondence - Civil engineering - 1908 - 474 pages
...as " dull back," that is, one side is finished and the other side is left dull. Either side may be used to draw upon, but most draftsmen prefer the dull...drawing is to be traced it is a good plan to use a 3H or 4H pencil, so that the lines may be easily seen through the cloth. The tracing cloth is stretched... | |
 | Architecture - 1909 - 468 pages
...as " dull back," that is, one side is finished and the other side is left dull. Either side may be used to draw upon, but most draftsmen prefer the dull...drawing is to be traced it is a good plan to use a 3H or 4H pencil, so that the lines may be easily seen through the cloth. The tracing cloth is stretched... | |
 | Heating - 1909 - 414 pages
...as " dull back," that is, one side is finished and the other side is left dull. Either side may be used to draw upon, but most draftsmen prefer the dull...drawing is to be traced it is a good plan to use a 3H or 4H pencil, so that the lines may be easily seen through the cloth. The tracing cloth is stretched... | |
 | Architectural drawing - 1910 - 430 pages
...as " dull back," that is, one side is finished and the other side is left dull. Either side may be used to draw upon, but most draftsmen prefer the dull side. If a drawing is to be traced it ia a good plan to use a 3H or 4H pencil, so that the linea may be easily seen through the cloth. The... | |
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