About This DVD: After pioneering the first airborne magnetic survey in 1945, the U.S. Geological Survey (USGS) has collected piecemeal aeromagnetic data for most of the U.S., including offshore areas on both coasts. The U.S.
Principal Components Imagery and its Potential Application to Kimberlite Exploration in the Buffalo Head Hills Area, North Central Alberta. Special Report 21.
Image data contained on the two CDs are not fully calibrated. Radiometric and/or spatial accuracy is not guaranteed. The image dataset is in ER Mapper raster format. An ER Mapper raster dataset comprises two files: the dataset header file and the data file.
Maps 265, 266, 267, 268 133 megabytes
ArcView GIS exercise book Hohl, Pat, 1961-SummarySuitable for structured classes or self-paced study, this new edition for Release 3.x provides hands-on experience in fundamental to sophisticated ArcView GIS functionality.
An aerial photo of the entire Metropolitan Toronto. 1965.
ArcAtlas: Our Earth contains global geographic and attribute data at three scales (1:10,000,000 for Europe, 1:20,000,000 for North and South America, Africa and Antarctica 1:25,000,000 for Asia and Australia).
23 topographic maps of Iran at 1:250,000 scale.