YorkRegionGovt:
Ontario's Rising Star York Region 1999
YorkRegionGovt:
York Region 1997 Revised Map
YorkRegionGovt:
The Regional Municipality of York (negative aerial survey) April 1978
YorkRegionGovt:
Pioneer Map of York County
YorkRegionGovt:
1860 Tremaine Map of York County
YorkRegionGovt:
1971 York Reigon Existing Land Use Map
YorkRegionGovt:
Alexander Clare & Cable Map of York County, c.1885
YorkRegionGovt:
J.G. Foster & Co's Cyclist Map of the County of York, 1898
YorkRegionGovt:
1985 County of York Map
YorkRegionGovt:
York Region and surrounding
YorkRegionGovt:
Road Map of the County of York, 1918
YorkRegionGovt:
Map of York County, c.1900
YorkRegionGovt:
Soil Map of York County, c.1970