Canadian Spatial Reference System Online Database- CSRS

Description: 

From their website:

The CSRS Online Database allows users direct access to
* the RINEX and Precise Ephemeris files;
* the primary horizontal and vertical control networks archived on the Canadian Geodetic Information System (CGIS),
* the Canadian Gravity Standardization Net (CGSN),
* selected Canadian Geodetic Service software/data, (NTv2 and GPS·H) and
* the CSRS - Precise Point Positioning (PPP) online GPS processing

Access to the database is free but a user must first register here:
http://www.geod.nrcan.gc.ca/online_data_e.php

Publisher: 
Government of Canada
Creator: 
Geodetic Survey Division
Descriptive Spatial Extent: 
Canada
Time period for which data is relevant: 
Current
Name/Organization: 
Natural Resources Canada, Canadian Geodetic Service, Geomatics Canada
Phone: 
613.995.4410
Mailing address: 
615 Booth Street Room 440 Ottawa, Ontario Canada K1A 0E9 Fax: 1-613-995-3215
Website Address: 

http://www.geod.nrcan.gc.ca