DescriptionK&E Draft Clean Powder for Clean Drawings, 58 0680; old N3036, distributed by Keuffel & Esser Company, (NY & Hoboken), no date, ca. 1956-1965. Printed cardboard tube, 2" diameter x 2-1/4" high, printed paper label surrounding entire face; metal sprinkler (perforated) top; metal bottom with removable lid for refilling can. Not stated on the label, but as described in the catalogue, it was a two ounce container. Circa 1956, the company began to use a new stock number system, which is why this product lists new and old stock numbers. The patent number on the back, 2,305,910, is from 1942 and is not a K&E patent. Keuffel & Esser Co. main office and factories were in Hoboken in the period when this item was made.