IBM Electrographic vs Dixon Sense-a-Mark

IBM Electrographic vs Dixon Sense-a-Mark

Choosing a pencil to go up against the original IBM Electrographic was hard. There were a few factors at play; I'm not really a vintage pencil collector, so I didn't have much of the MANY options there were in this time period. It seems nearly every company had their version of a Test Scoring pencil.

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