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1999. Gran, S.E., Knaeble, Alan R., Patterson, Carrie J., Phippen, S.J., and Setterson, Dale R. Quaternary geology map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution an... Minnesota Geological Survey.

43. Roads Michigan 2009

Datasets American Geographical Society Library - UWM Libraries Public content
1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, and 2009. Michigan Center for Geographic Information. This line data layer represents roads for Michigan in 2009. The dataset was originally published by the Michigan Center for Geographic Information ... Michigan Center for Geographic Information.

44. Rooftop Elevation, Washington, DC 2002

George Mason University Public content
1999. This document describes the planimetric map production for the 350 tiles located in Washington DC and the surrounding states of MD and VA, 2002.

45. School Districts Portland Metro 1999

Datasets American Geographical Society Library - UWM Libraries Public content
1999. This polygon data layer represents school districts for Portland Metro, Oregon in 1999. The dataset was originally published by the Metro Data Reso...

46. Secondary School Districts 1999

Datasets American Geographical Society Library - UWM Libraries Public content
1999. Legislative Technology Services Bureau. This polygon data layer represents secondary school districts in Wisconsin in 1999. The dataset was originally published by the Legislative Technol...