Entwine Lake Ontario. 1:50,000. Map Sheet 052F02, ed. 1, 1977

This is a georeferenced raster image of a printed paper map of the Entwine Lake, Ontario region (Sheet No. 052F02), published in 1977. It is the first 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 1977 and the information on the map is current as of 1969. 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.

本数据集为安大略省恩特怀恩湖（Entwine Lake）区域印刷纸质地图的地理参考栅格影像（georeferenced raster image），图幅编号为052F02，于1977年正式发布。
该地图为系列地图的首版，涵盖自然与人文两类要素，包括地形起伏、碎部高程点、行政边界、次要道路与支路、铁路、徒步步道、林木覆盖区、水系（含湖泊、河流、溪流与急流）、桥梁、建筑物、磨坊、输电线路、地形与地表构造。
本地图虽于1977年发布，但所载信息的现势性截止至1969年。
本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共同编制出版。
请注意：影像采集与外业测量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。如需获取详细的编制生产信息，请查阅单幅地图左下角的标注内容。
原始纸质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，地图的地理配准（georeferencing）工作由多伦多大学图书馆（University of Toronto Libraries）与Eastview Corporation提供技术支持。