and yielding support as described I claim the employment of a screw for adjusting and holding in place the center-punch as ti ally as shown and described. cutting edges b b and the channel or groove e of the arcked scribed. eling and other similar bags of three pieces when combined and arranged substantially as set forth. 2d The particular form of the central piece E when con structed in the manner and for the purp me set forth. sic for the purpose set froth. pressed substantially as set forth. stantially as described. purpose described. OF PRINTINO-WHEELS ETC. scribed


and yielding support as described I claim the employment of a screw for adjusting and holding in place the center-punch as ti ally as shown and described. cutting edges b b and the channel or groove e of the arcked scribed. eling and other similar bags of three pieces when combined and arranged substantially as set forth. 2d The particular form of the central piece E when con structed in the manner and for the purp me set forth. sic for the purpose set froth. pressed substantially as set forth. stantially as described. purpose described. OF PRINTINO-WHEELS ETC. scribed. drills and Constructed aubatantially as described., scientific american, 1866-06-16


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