SINCO "Roto Rule" "a revolutionary new slide rule!" ROTOTRIG "100" No. 250 3" diameter.  Dated 1962 & complete in box with paperwork & protective case.

The top of the box has black spots & some dings along the edges.

The brown soft plastic case has some light soiling but no tears. 

The instruction manual and warranty card/owner's certificate are both folded with no tears, soiling or writing. 


NOTE:  Sale amount will not be changed on customs forms if item is shipped insured, please consider customs fees when deciding to purchase & ask if unsure before purchasing.

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 Thanks for looking!
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Location: Box SH1