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	Dietzgen SharPoint Mechanical Pencil Pointer No. 3230 Eugene Dietzgen Co., Chicago
	lead size mechanism composition variations production date origin 2 mm (or smaller) desktop turret with abrasive cylindrical insert cast iron base with die-cast turret none circa 1960s to 70s USA   see also Tru-Point Lead Pointer Eugene Dietzgen Co. catalog, 1960, p 146 Eugene Dietzgen Corp. catalog, 1981, p 19

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	Dietzgen “SharPoint” Abrasive Refills Eugene Dietzgen Co., Chicago
	composition production date origin paper cylinder with abrasive coating circa 1950s USA   see also Eugene Dietzgen Co. catalog, 1960, p 146 Bruning Tru-Point Abrasive Refills Keuffel & Esser Tru-Point Abrasive Refills

Packages of the older style abrasive cones

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	Dietzgen (unknown model) Eugene Dietzgen Co., Chicago
	lead size mechanism composition variations production date origin 2 - 3 mm rotating turrent with replaceable abrasive insert all metal none 1960s to (1970s) USA   see also Boston Model LP lead pointer Keuffel & Esser Vari-Point lead pointer Lietz 4027-15 lead pointer

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	Dietzgen Emca Precision-Point Blades No. 3205-B Eugene Dietzgen Corp., Chicago
	composition variations production date origin metal chrome steel, carbide steel circa 1970s USA   see also Emca-Precision-Point Blades Koh-I-Noor Precision-Point Blades Emca Precision-Point Lead Pointer