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31. Access Across America: Transit Data, 2014
2014. Owen, Andrew and Levinson, David M. This data was created as part of a study that examined the accessibility to jobs by transit in 46 of the 50 largest (by population) metropolitan ar...
32. Access Across America: Walk Data, 2014
2014. Owen, A., Levinson, D., and Murphy, B. These data were created as part of a study that examined the accessibility to jobs by walking in the 53 largest (by population) metropolitan areas ...
33. Accuratissima totius Asiae tabula: in omnes partes divisa, de nova correcta, ac in lucem edita
1688. de Wit, Frederik. Scale not given. Map of Asia from Saudi Arabia, Russia, India, China, Japan to Southeast Asia with relief shown pictorially. Title from decorative ...
34. Ad antiquam Indiæ geographiam tabula: auctor d'Anville
1788. Bourguignon d' Anville, Jean Baptiste. Scale [1:11,000,000]. Inset map: "Ptolemaicæ tabulæ (in parte maritima) brevis imago." Numbered 33. Shows rivers and settlements. Published by Harr...
35. Aerial gamma radiation in Minnesota and adjacent areas of North Dakota and South Dakota, M-83
1996. Lively, R.S. and Morey, G.B. Maps showing general Quaternary age surface geology of Minnesota and distribution of uranium, thorium and potassium-40 in surface sediments, scale ...
36. Aeromagnetic anomaly map of Minnesota, S-11
1982. Chandler, Val W. Aeromagnetic anomaly (total magnetic intensity anomaly (relative to the earth's magnetic field, interpretation of magnetic data collected from airb...
37. Aeromagnetic anomaly map of Minnesota, S-17
1992. Chandler, Val W. Aeromagnetic anomaly (total magnetic intensity anomaly (relative to the earth's magnetic field, interpretation of magnetic data collected from airb...
38. Aeromagnetic map of Minnesota, Carlton and Pine counties, Plate 1
1983. Chandler, Val W. Total magnetic intensity anomaly (relative to the earth's magnetic field), color coded, scale 1:250,000. Interpretation of magnetic data collected...
39. Aeromagnetic map of Minnesota, Carlton and Pine counties, Plate 2
1983. Chandler, Val W. Total magnetic intensity anomaly, contour, scale 1:250,000. Interpretation of magnetic data collected from airborne surveys, the map contours (line...
40. Aeromagnetic map of Minnesota, central region, Plate 1
1985. Chandler, Val W. Total magnetic intensity anomaly (relative to the earth's magnetic field), color coded, scale 1:250,000. Interpretation of magnetic data collected...