Showing 865 results
Archival descriptionDuplicate slides L : Fire control.
Duplicate slides L : Fire control.
Forests and soils.
Forests and soils.
Agriculture
Agriculture
People.
People.
GRCA membership and staff photos : Grand Valley Conservation Authority Board of Directors (file 1 of 16).
GRCA membership and staff photos : Grand Valley Conservation Authority Board of Directors (file 1 of 16).
Erosion.
Erosion.
Conestogo Dam.
Conestogo Dam.
Original slides R : Seed extraction plant.
Original slides R : Seed extraction plant.
Duplicate slides T : Seedling storage and packing plant.
Duplicate slides T : Seedling storage and packing plant.
Wellesley Farm Pond : silt removal.
Wellesley Farm Pond : silt removal.
Original slides K : Major projects : construction.
Original slides K : Major projects : construction.
Original slides O : General forestry studies.
Original slides O : General forestry studies.
Duplicate slides K : Major projects : construction.
Duplicate slides K : Major projects : construction.
Original slides D : General woodlot views.
Original slides D : General woodlot views.
Original slides Q : Seed collecting.
Original slides Q : Seed collecting.
Original slides V : Insect and disease control.
Original slides V : Insect and disease control.
GRCA membership and staff photos : Garfield Disher at Byng Island (file 7 of 16).
GRCA membership and staff photos : Garfield Disher at Byng Island (file 7 of 16).
Assorted openings and tours : Garfield Disher, Dec. 1957 (file 4 of 21).
Assorted openings and tours : Garfield Disher, Dec. 1957 (file 4 of 21).
Wellington Dam (Edinburgh Rd. or Silvercreek Parkway) on Speed River in Guelph.
Wellington Dam (Edinburgh Rd. or Silvercreek Parkway) on Speed River in Guelph.
Duplicate slides U : Equipment.
Duplicate slides U : Equipment.
Assorted openings and tours : unidentified snapshots and negatives, May-June 1957 (file 3 of 21).
Assorted openings and tours : unidentified snapshots and negatives, May-June 1957 (file 3 of 21).
Original slides S : Seed storage vault.
Original slides S : Seed storage vault.
Original slides T : Seedling storage and packing plant.
Original slides T : Seedling storage and packing plant.
Original slides U : Equipment.
Original slides U : Equipment.
Duplicate slides Q : Seed collecting.
Duplicate slides Q : Seed collecting.
Duplicate slides R : Seed extraction plant.
Duplicate slides R : Seed extraction plant.
Duplicate slides S : Seed storage vault.
Duplicate slides S : Seed storage vault.
Duplicate slides V : Insect and disease control.
Duplicate slides V : Insect and disease control.
Bridgeport riverbank erosion : original control works, 1957
Bridgeport riverbank erosion : original control works, 1957
Original slides W : Title slides.
Original slides W : Title slides.
Grand Valley Conservation Authority : Speed River : tender submission on sluice gates on the Speed River in the City of Guelph.
Grand Valley Conservation Authority : Speed River : tender submission on sluice gates on the Speed River in the City of Guelph.
Assorted openings and tours : unidentified snapshots and negatives, July 1956 (file 2 of 21).
Assorted openings and tours : unidentified snapshots and negatives, July 1956 (file 2 of 21).
Conestogo Lake Conservation Area.
Conestogo Lake Conservation Area.
Grand River Conservation Commission : Conestogo Dam : report on hydraulic model tests of sluiceway, 1953.
Grand River Conservation Commission : Conestogo Dam : report on hydraulic model tests of sluiceway, 1953.
Conestogo Dam construction.
Conestogo Dam construction.
Conestogo Dam, Aug. 17, 1956 : Hon. W.M. Nickle and Mrs. Nickle, M.A. MacKrell, Mrs. Barnes, H.C. Templin.
Conestogo Dam, Aug. 17, 1956 : Hon. W.M. Nickle and Mrs. Nickle, M.A. MacKrell, Mrs. Barnes, H.C. Templin.
Conestogo Dam : Hon. W.K. Warrender, Minister of Planning and Development, turns the first sod for the Conestogo Dam (Grand River System), May 30, 1955.
Conestogo Dam : Hon. W.K. Warrender, Minister of Planning and Development, turns the first sod for the Conestogo Dam (Grand River System), May 30, 1955.
Conestogo Dam : Hon. W.K. Warrender, Minister of Planning and Development, speaking at the sod turning ceremonies of the Conestogo Dam (Grand River System), May 30, 1955.
Conestogo Dam : Hon. W.K. Warrender, Minister of Planning and Development, speaking at the sod turning ceremonies of the Conestogo Dam (Grand River System), May 30, 1955.
Luther Marsh and Dam photos.
Luther Marsh and Dam photos.
Conestogo Dam : land and buildings before dam built.
Conestogo Dam : land and buildings before dam built.
Hurricane Hazel.
Hurricane Hazel.
Shand Dam : Belwood (file 3 of 7).
Shand Dam : Belwood (file 3 of 7).
Assorted openings and tours : gauge housing, Grand watershed, Sept. 2, 1953 (file 1 of 21).
Assorted openings and tours : gauge housing, Grand watershed, Sept. 2, 1953 (file 1 of 21).
Miscellaneous.
Miscellaneous.
Dunnville, Ont.
Dunnville, Ont.
Ontario Department of Lands and Forests : Ontario's Conservation Authority General Managers.
Ontario Department of Lands and Forests : Ontario's Conservation Authority General Managers.
Shand Dam.
Shand Dam.
Galt flood, 1948 and 1949, some Brantford.
Galt flood, 1948 and 1949, some Brantford.
Grand River flooding photographs.
Grand River flooding photographs.
Shand and Conestogo reservoirs before dams were constructed.
Shand and Conestogo reservoirs before dams were constructed.
Shand dam : construction.
Shand dam : construction.
Grand River : glass plate negatives.
Grand River : glass plate negatives.
Shand Dam sod-turning ceremony and official opening, 1939 (file 2 of 7).
Shand Dam sod-turning ceremony and official opening, 1939 (file 2 of 7).
Grand River Conservation Authority : Shand Dam.
Grand River Conservation Authority : Shand Dam.
Elora Gorge and Fergus river views by Hugh Templin.
Elora Gorge and Fergus river views by Hugh Templin.
General river scenes along the northern Grand : photos by Hugh Templin.
General river scenes along the northern Grand : photos by Hugh Templin.
Shand Dam : Grand Valley Boards of Trade tour, 1935 (file 1 of 7).
Shand Dam : Grand Valley Boards of Trade tour, 1935 (file 1 of 7).
Air photos from Natural Resources Canada: Arthur, May 1930; headwaters, Aug. 1938; Listowel, May 1930; Cayuga, Oct. 1934; Guelph, May 1930; Conestoga[sic] May 1930.
Air photos from Natural Resources Canada: Arthur, May 1930; headwaters, Aug. 1938; Listowel, May 1930; Cayuga, Oct. 1934; Guelph, May 1930; Conestoga[sic] May 1930.
Belwood Conservation Area.
Belwood Conservation Area.
Galt flood, 1929.
Galt flood, 1929.
Brant Conservation Area.
Brant Conservation Area.
Rockwood's Harris Woolen Mill : glass plate hand coloured transparency.
Rockwood's Harris Woolen Mill : glass plate hand coloured transparency.
Eramosa River.
Eramosa River.
Dunnville Flood, 1912.
Dunnville Flood, 1912.
Wellington Place, Fergus, Ont.
Wellington Place, Fergus, Ont.
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