DescriptionPaper: K&E Albanene Guide Line Prepared Tracing Paper 100% Rag, 10 5633. Pad of 50 sheets 11 x 17 inches, 8x8 to the inch.. Sold by Keuffel & Esser Co., Morristown, N.J., no date, circa 1980-1990. Printed cover. Three each. Albanene was a trademark line developed by K&E when it was based in Hoboken. Cover has copyright date of 1980. Description on cover: "diazo non-reproducible cross-section line/grid: 8x8 to 1 in." The graph lines are printed in a light bluish-gray