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Portable Network Graphic  |  1998-07-22  |  3.5 KB  |  175x313  |  4-bit (4 colors)
   ocr: Distances and locations are measured from - / main reference lines each marked 00 Equator: Divides globe in halves, a circle halfway between the North and I South Pole Prime Meridian: Runs from pole to pole through Greenwich, England.