Algonquin Ontario. 1:50,000. Map Sheet 031E10, ed. 3, 1974

This is a georeferenced raster image of a printed paper map of the Algonquin, Ontario region (Sheet No. 031E10), published in 1974. It is the third 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 1974 and the information on the map is current as of 1972. 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1974年发布的安大略省阿尔冈昆地区印刷纸质地图（图幅编号：031E10）的地理参考栅格影像。该地图为系列地图的第三版，涵盖自然与人工地表要素，包括地形起伏、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、溪流与急流的水系、桥梁、建筑、磨坊、输电线路、地表形态与地质构造。此地图于1974年正式发布，图面信息的现势性截止至1972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。请注意：影像采集与测绘周期可能跨越数年，部分要素的更新时间可能晚于其他细节。如需获取单张图幅的详细制作信息，请查阅图幅左下角的标注内容。原始地图由麦吉尔大学图书馆（McGill Libraries）与Canadiana.org合作完成数字化扫描，地图的地理参考工作由多伦多大学图书馆与Eastview Corporation提供支持。