遇见数据集

Grant Ontario. 1:50,000. Map Sheet 042L01, ed. 1, 1970

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DataONE2021-12-13 更新2024-06-08 收录
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资源简介:

This is a georeferenced raster image of a printed paper map of the Grant, Ontario region (Sheet No. 042L01), published in 1970. 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 1970 and the information on the map is current as of 1962. 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格兰特(Grant, Ontario)地区印刷纸质地图的地理参考栅格图像,图幅编号为042L01,于1970年正式发布。该地图为系列地图的首版,完整呈现了该区域的自然与人工地物要素,包括地形起伏、独立高程点、行政边界、次要道路与支路、铁路、步道、林区、涵盖湖泊、河流、溪流与急流的水系、桥梁、建筑、磨坊、输电线路、地表形态及地质构造等。 本地图出版于1970年,图面所载信息的现势性基准年份为1962年。该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:图像采集与测绘工作的周期可能跨越数年,部分地物细节的更新时间可能晚于其他要素。如需获取单幅地图的详细编制信息,请查阅图幅左下角标注的相关内容。原始地图由麦吉尔大学图书馆联合Canadiana.org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提供技术支持。

创建时间:
2023-12-28
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