Old shelf number: eph J4-17(1). Drawn in 1937, the added date indicates a later publishing date for this copy. See also ephMPCALIFT0112 for a wider view of this area. Prime meridian: GM. Relief: no. Graphic Scale: Feet. Projection: Plane. Printing Process: Blue line print. Verso Text: MS note: Eph J4-17(1) numerous calculation notes.