Vintage Pickett Microline 140 Slide Ruler,12" x 1 7/8"

Vintage Pickett Microline 140 Slide Ruler,12" long,1 7/8" wide.Yellow plastic.Ruller is in excellent condition.Case is imitatation leather.Case is in used condton.1960's. $20 plus shipping.Please email me with any questions about it before purchasing.If you are purchasing more items,shipping can be combined .I would need to know your zipcode to estimate shipping cost.