Oval Erasing Shield
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This erasing shield can erase multiple sizes and shapes.
Galleries
Mechanical Drawing ToolsSource
Kenison, Ervin Mechanical Drawing (Chicago, IL: American School of Correspondence, 1916)
Downloads
2400×1445, 303.9 KiB
1024×616, 31.9 KiB
640×385, 15.6 KiB
320×192, 6.7 KiB