The Vintage Keuffel & Esser Precision Drafting Protractor Set Made In New York 892N is a rare and unique collectible item that was manufactured in the United States during the time period of 1930-Now. This set includes a precision drafting protractor with the KEUFFEL & ESSER brand, known for its high quality and durability. The set is still in its original condition, making it a sought-after piece for collectors and enthusiasts of vintage drafting tools.