VINTAGE HEMMI 257 CHEMICAL ENGINEER SLIDE RULE

Here\'s a very nice looking Hemmi 257 slide rule that may be just what you\'re looking for.

It\'s in very nice shape, smooth movement. Very well made, substantial tool. The box does show wear as you can see in the photos.

Please use pictures to help determine condition.

Measures 1 3/4\" wide and 12 1/2\" long closed.

Sold as is.

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Texas buyers to pay Texas State Sales Tax.