Maritime History of the Great Lakes
Parry Sound and Approaches [1890, 1898]
Boulton, J. G., Surveyor
Stewart, W. J.
, Surveyor
Campbell, D. C.
, Surveyor
Media Type
Item Type
Canada -- Lake Huron
Georgian Bay
Parry Sound and Approaches
Surveyed by Staff Commander J. G. Boulton, R.N., assisted by Messr's W. J. Stewart and D. C. Campbell, 1890-91,
under the orders of the
Government of the Dominion of Canada.
Figures on the land and those bracketed against islands and rocks, show the heights in feet above the water
Magnetic Variation in 1896; increasing 3' annually.
All bearings are Magnetic
Soundings in Fathoms
reduced to the mean summer level of 1891, which is 7 ft 6in below the top of Gull Rk in Wabuno Channel
Pecked lines thus ............. indicate tracks now followed by Steamers of shallow draft.

London. Published at [ ] Superintendence of Captain W. J. L. Wharton R. N. F. R. S. Hydrographer. Large corrections April 1898. June 1898
[tear] Admiralty Charts, 145 Minories.
Engraved by Edward Well
Great Britain. Admiralty. Hydrographic Office
Place of Publication
London, Eng.
Date of Original
Corrected to 1901
Date Of Event
survey: 1890-91
Language of Item
Geographic Coverage
  • Ontario, Canada
    Latitude: 45.2416020144193 Longitude: -80.488001609375
  • Ontario, Canada
    Latitude: 45.45011 Longitude: -80.483
  • Ontario, Canada
    Latitude: 45.353888 Longitude: -80.036111
  • Ontario, Canada
    Latitude: 45.0834 Longitude: -79.99967
Creative Commons licence
pd [more details]
Copyright Statement
Copyright status unknown. Responsibility for determining the copyright status and any use rests exclusively with the user.
Maritime History of the Great Lakes
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Parry Sound and Approaches [1890, 1898]