1847. Mitchell, S. Augustus (Samuel Augustus), 1792-1868. Longitude in degrees west from Greenwich and east from Washington, D.C.; latitude in degrees north from equator.; Colored by county; borders of sta... S.A . Mitchell (Philadelphia, Pa).
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2017. Murphy, Brendan and Owen, Andrew. This data was created as part of a study that examined the accessibility to jobs by biking in the 50 largest (by population) metropolitan areas in ...
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...
2016. Murphy, Brendan and Owen, Andrew. 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...
2017. Murphy, Brendan and Owen, Andrew. 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...
2018. Murphy, Brendan and Owen, Andrew. 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...
2015. Murphy, Brendan and Owen, Andrew. 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...
2014. Murphy, Brendan, Levinson, David M, and Owen, Andrew. This data was created as part of a study that examined the accessibility to jobs by walking in the 53 largest (by population) metropolitan areas in...
2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, and 2016. Gap Analysis Program (U.S.). This polygon shapefile contains combined PAD-US Fee and Easements features for Rhode Island. The USGS Protected Areas Database of the United States... Gap Analysis Program (U.S.).
1860. Walling, Henry Francis, 1825-1888. Relief shown by hachures.; Includes parts of adjacent counties.; "Copyright secured." 45 x 55 Centimeters, on sheet 52 x 59 Centimeters Scale not g... H. F. Walling (Cambridge, Mass).