A City of Phoenix surveyor's HP 15c Calculator
This calculator was dropped from John's shirt pocket as he swung a claw hammer. The claw wound is visible under the tape. The calc. has been apart many times to clean desert grit from the keys and has had numerous drenchings of WD-40 as a maintenance.
John's calculator front
back of John's 15c
back of John's 15c
John has been using this hp 15c for more than 21 years.
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