Wakefield Ontario. 1:50,000. Map Sheet 031G12, ed. 4, 1992

This is a georeferenced raster image of a printed paper map of the Wakefield, Quebec / Ontario region (Sheet No. 031G12), published in 1992. It is the fourth edition in a series of maps, which show both natural and man-made features such as relief, spot heights, administrative boundaries, secondary and side roads, railways, trails, wooded areas, waterways including lakes, rivers, streams and rapids, bridges, buildings, mills, power lines, terrain, and land formations. This map was published in 1992 and the information on the map is current as of 1989. Maps were produced by Natural Resources Canada (NRCan) and it's preceding agencies, in partnership with other government agencies. Please note: image / survey capture dates can span several years, and some details may have been updated later than others. Please consult individual map sheets for detailed production information, which can be found in the bottom left hand corner. Original maps were digitally scanned by McGill Libraries in partnership with Canadiana.org, and georeferencing for the maps was provided by the University of Toronto Libraries and Eastview Corporation.

本数据集为1992年发布的魁北克省/安大略省韦克菲尔德（Wakefield）地区印刷纸质地图的地理参考栅格图像，图幅编号为031G12。该地图为系列地图的第四版，涵盖自然与人工地物要素，具体包括地形、高程点、行政边界、次要道路与支路、铁路、步道、林区、含湖泊、河流、溪流与急流在内的水系、桥梁、建筑、磨坊、输电线路、地表形态与地质构造。本地图于1992年正式发布，图面信息的现势性截至1989年。本系列地图由加拿大自然资源部（Natural Resources Canada, NRCan）及其前身机构联合其他政府部门编制出版。请注意：影像采集与测绘工作的周期可能长达数年，部分细节的更新时间可能晚于其他要素。如需获取单张图幅的详细生产信息，请查阅图幅左下角的标注内容。原始纸质地图由麦吉尔大学图书馆与Canadiana.org合作完成数字化扫描，地图的地理参考配准工作由多伦多大学图书馆与Eastview Corporation提供支持。