Vintage Pickett Model N902-T Simplex Trig Slide Rule With Case

Pickett N902-ES Simplex Trig All Metal Slide Rule w/Case, Org Box, Directions

Pickett Model N902-T Simplex Trig Slide Rule w/ Leather Case USA Vintage

VTG Pickett All Metal Slide Rule N902-ES Simplex Trig 10 " w Case USA

1960 Vintage Pickett All Metal Slide Rule 902-ES Simplex Trig Instructions Case

Vintage Pickett Slide Rule Model N902-ES SIMPLEX TRIG with Leather Sleeve Case

Vintage Pickett Simplex 10in Trig Slide Rule Model N902-T & Case, w/original box

VINTAGE PICKETT SIMPLEX TRIG SLIDE RULE*Model N902-ES*All Metal with case.