Problems in mechanical drawing with emphasis on freehand sketching.
| Príomhchruthaitheoir: | |
|---|---|
| Rannpháirtithe: | , |
| Formáid: | LEABHAR |
| Teanga: | English |
| Foilsithe / Cruthaithe: |
St. Louis, Mo.
Webster Division, McGraw-hill
c1966.
|
| Eagrán: | [3d ed]. |
| Ábhair: |