Pickett TRIG Slide Rule N200ES 6-Inch All Metal w/ Box & Leather Case

Vintage Pickett All Metal Slide Rule - MODEL N902-ES. Simplex Trig - with case.

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Pickett N902-ES Simplex Trig Slide Rule with case N902ES Made USA Vintage

Vintage Pickett All Metal Slide Rule MODEL N902-ES Simplex Trig W/ Book & Case

Vintage Pickett All Metal Slide Rule N 1010-ES TRIG /Suede Leather Case Book Box

Vintage Pickett N902-T Metal Slide Rule Simplex Trig USA Black Leather Case Book

KSE Pickett N902-ES Simplex Trig Metal Slide Rule and Cover