Vintage Postal Scale Triner AIRMAIL SPECIAL First Class 3 cents Works 1917 For Sale

Vintage Triner AIRMAIL SPECIAL POSTAL SCALE First Class 3 cents Works Rare 1917Rare Triner Airmail special postal scaleFeatures Foreign postage, US Air Mail, First Class, Weight, Merchandise Circulars, Books and Catalogs chociesAll numbers etc and clean and legibleUS First Class postage went for 2 cents to 3 cents on November 3,1917 in support of the war effortSome silver paint missing on top cornerSpring works well and has a gear for adjustmentStands approximately 6-1/2\" tall and has a length of 7\"Please look closely at photos for detailsQuestions are always welcome and promptly answeredThank you for looking