most as easily as before being cost would bring it up to the standard price. edge of the paper projected half an inch over the peri- coated with the wax. Several were held under water phery of the cardboard. With this a clean cut was In Fig. 3 a design is shown which has not been put for six or… … dropping. the graphite act- CUTTING A PENCIL WITH A DISK OF BBISTOL BOABD. THE SCIENTIFIC AMEBICAN AS A CUTTING TOOL.
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