EPSG
Geodetic Survey Division, Natural Resources Canada. http://maps.nrcan.gc.ca/asdb/asdb_datum.html and http://www.geod.nrcan.gc.ca/index_e/help_e/acron_e.html
2014-01-27
Geodesy, topographic mapping.
From November 2013 replaced by CGVD2013 (datum code 1127).
Definition: JSON
{ "$schema": "https://proj.org/schemas/v0.7/projjson.schema.json", "type": "VerticalReferenceFrame", "name": "Canadian Geodetic Vertical Datum of 1928", "scope": "Geodesy, topographic mapping.", "area": "Canada - onshore - Alberta; British Columbia; Manitoba south of 57°N; New Brunswick; Northwest Territories south west of a line between 60°N, 110°W and the coast at 132°W; Nova Scotia; Ontario south of 52°N; Prince Edward Island; Quebec - mainland west of 66°W and south of 55°N; Saskatchewan south of 55°N; Yukon.", "bbox": { "south_latitude": 41.67, "west_longitude": -141.01, "north_latitude": 69.8, "east_longitude": -59.73 }, "id": { "authority": "EPSG", "code": 5114 } }