ocr: COMPILED BYTHE U.S. CEDLOGICALSURVEY FOR THE RATIONILABRONAUTIES AND SPACE ADMNISTRATION N/C - - MARS DIGITAL IMAGE MAP VOLUME 1: VASTITAS BOREALIS REGION (NORTH POLEto LAT 42.5° N, LONG 0° to 360°) DATA CONTENTS: IMAGE DIGITIZED FILESAT AIRBRUSHI 1/256° (231 IMAGE M) PERPIXEL, MAPAT116-(3.69) AT1/64(925M) KM) PER PER PIXEL, AND PIXEL.AT1 1/16° AT1/4(14.77 (3.69KM)F KM) PERPIXEL PERPIXEL, GAZETTEEROFFEATURE NAMES COMPOMNSIORDSSTANCAAOS USA_NASA_ PDS_VO 2001 005C CDRM 703800