Armstrong Ontario. 1:50,000. Map Sheet 052I06, ed. 1, 1968

This is a georeferenced raster image of a printed paper map of the Armstrong, Ontario region (Sheet No. 052I06), published in 1968. 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 1968 and the information on the map is current as of 1957. 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1968年发布的安大略省阿姆斯特朗（Armstrong）地区印刷纸质地图（图幅编号：052I06）的地理参考栅格影像。该地图为系列地图的首版，涵盖自然与人文两类地理要素，包括地貌、高程点、行政边界、次要道路与支路、铁路、步道、林区、包含湖泊、河流、溪流与急流在内的水系，以及桥梁、建筑、磨坊、输电线路、地形与地质构造。此地图虽于1968年发布，但所载地理信息的现势基准年份为1957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。请注意：影像采集与测绘周期可能跨越数年，部分细节的更新时间或晚于其他要素。如需获取详细编制信息，请查阅各图幅左下角标注的内容。原始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共同完成。