Rare VTG Hewlett-Packard HP 27 Handheld Scientific Calculator Owner's Handbook

This includes all the instructions on how to use the calculator. Discolored strip on right side is likely from a label. We have not cleaned any part of this calculator. We wanted to leave that to an expert.

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Rare VTG Hewlett-Packard HP 27 Handheld Scientific Calculator Owner's Handbook

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