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Grand River Conservation Authority fonds.
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Elmira Sugar Festival 1970.
Elmira Sugar Festival 1970.
Large trees in Grand River watershed.
Large trees in Grand River watershed.
A dam for all seasons : Wilkes Dam.
A dam for all seasons : Wilkes Dam.
Grand River watershed areas.
Grand River watershed areas.
Grand River in Glen Morris area.
Grand River in Glen Morris area.
Grand River photographs in Brantford area.
Grand River photographs in Brantford area.
Wilkes dam area.
Wilkes dam area.
Wilkes dam sunsets.
Wilkes dam sunsets.
Ontario badlands.
Ontario badlands.
Visual : Slides : Donations : Violet Fair Collection
Visual : Slides : Donations : Violet Fair Collection
Untitled slide carousel.
Untitled slide carousel.
Untitled slide carousel.
Untitled slide carousel.
Untitled slide carousel.
Untitled slide carousel.
Untitled slide carousel.
Untitled slide carousel.
Untitled slide carousel.
Untitled slide carousel.
Wildlife conservation : slide-tape presentation with script, Oct. 31, 1980.
Wildlife conservation : slide-tape presentation with script, Oct. 31, 1980.
Water Management : Series #8 "Personal Conservation Techniques", October 1980 : slide-tape presentation.
Water Management : Series #8 "Personal Conservation Techniques", October 1980 : slide-tape presentation.
Water Management : Series #5, Water Quality Monitoring, April, 1981 : slide-tape presentations.
Water Management : Series #5, Water Quality Monitoring, April, 1981 : slide-tape presentations.
Water Management : Series #3 "Geography" : slide-tape presentation.
Water Management : Series #3 "Geography" : slide-tape presentation.
Water Management : Series #2 "Low Flow", September 1982 : slide-tape presentation.
Water Management : Series #2 "Low Flow", September 1982 : slide-tape presentation.
Water Management : Series #2 "History" : slide-tape presentation.
Water Management : Series #2 "History" : slide-tape presentation.
Visitors and Tourism.
Visitors and Tourism.
Shades Mills nature centre show.
Shades Mills nature centre show.
River Odyssey : Jack and Dot Raycroft, part 3.
River Odyssey : Jack and Dot Raycroft, part 3.
River Odyssey : Jack and Dot Raycroft, part 2.
River Odyssey : Jack and Dot Raycroft, part 2.
River Odyssey : Jack and Dot Raycroft, part 1.
River Odyssey : Jack and Dot Raycroft, part 1.
Reforestation, Why Dams, Channel Improvements, (Tray Bank 1 ODD), February 9, 1983.
Reforestation, Why Dams, Channel Improvements, (Tray Bank 1 ODD), February 9, 1983.
Reforestation : Why Dams : Channel Improve, February 9, 1983, [Chargeur No. 1], Tray Bank 2 even.
Reforestation : Why Dams : Channel Improve, February 9, 1983, [Chargeur No. 1], Tray Bank 2 even.
A question of alternatives : master.
A question of alternatives : master.
A Question of Alternatives.
A Question of Alternatives.
The Parable of the Coffin Maker.
The Parable of the Coffin Maker.
Nature Centres and Flood Warning System : slide-tape presentation.
Nature Centres and Flood Warning System : slide-tape presentation.
Nature Centers and Flood Warning System : slide-tape presentation.
Nature Centers and Flood Warning System : slide-tape presentation.
Loose slides and transparencies : Bruce Peninsula?.
Loose slides and transparencies : Bruce Peninsula?.
Land : The Threatened Resource; Careers in Agrology : Land Use.
Land : The Threatened Resource; Careers in Agrology : Land Use.
Jim Reid : River Sanctuary and Nature, [Tray A].
Jim Reid : River Sanctuary and Nature, [Tray A].
How To Series : master copy, six sections, How to Take Water Samples (slides 1-14) Water Chemistry Tests Safety and Procedures (slides 16-30), How to do Carbon Dioxide Tests (slides 32-48), How to do Dissolved Oxygen Water Tests (slides 50-78), How to do pH Tests (slides 80-97) and How to do Water Hardness Tests (slides 99-118).
How To Series : master copy, six sections, How to Take Water Samples (slides 1-14) Water Chemistry Tests Safety and Procedures (slides 16-30), How to do Carbon Dioxide Tests (slides 32-48), How to do Dissolved Oxygen Water Tests (slides 50-78), How to do pH Tests (slides 80-97) and How to do Water Hardness Tests (slides 99-118).
How To Measure Stream Flow and How to Use Peterson's Wildflower Guide.
How To Measure Stream Flow and How to Use Peterson's Wildflower Guide.
Guelph Dam Micro Hydro Demonstration Project, May 1982, [Chargeur No. 2].
Guelph Dam Micro Hydro Demonstration Project, May 1982, [Chargeur No. 2].
Guelph Dam Micro Hydro Demonstration Project, May 3, 1982 and April 1983, [Chargeur No. 2], even numbers.
Guelph Dam Micro Hydro Demonstration Project, May 3, 1982 and April 1983, [Chargeur No. 2], even numbers.
Guelph Dam : Conservation Report and Miscellaneous Scenery.
Guelph Dam : Conservation Report and Miscellaneous Scenery.
Grand River Conservation Authority Interim Resource Management Plan, (Tray Bank C), June 1983.
Grand River Conservation Authority Interim Resource Management Plan, (Tray Bank C), June 1983.
Grand River Conservation Authority Interim Resource Management Plan (Tray Bank B), June 1983.
Grand River Conservation Authority Interim Resource Management Plan (Tray Bank B), June 1983.
Grand River Conservation Authority Interim Resource Management Plan, [Changeur No. A], June 1983.
Grand River Conservation Authority Interim Resource Management Plan, [Changeur No. A], June 1983.
Grand River Conservation Authority Interim Resource Management Plan, August 1983 (Tray Bank, single tray version).
Grand River Conservation Authority Interim Resource Management Plan, August 1983 (Tray Bank, single tray version).
Flood Talk, slide subject is actually about trees and how to measure them.
Flood Talk, slide subject is actually about trees and how to measure them.
Cutting our flood losses : slide-tape presentation with script.
Cutting our flood losses : slide-tape presentation with script.
Cutting Our Flood Losses : Canada/Ontario Flood Damage Reduction Program.
Cutting Our Flood Losses : Canada/Ontario Flood Damage Reduction Program.
Apps' Mill-Fundraising, [Changeur No. 2], August 1986.
Apps' Mill-Fundraising, [Changeur No. 2], August 1986.
Apps' Mill-Fundraising, August 1986, [Chargeur No. 1].
Apps' Mill-Fundraising, August 1986, [Chargeur No. 1].
10th Anniversary, October 19, 1983, Summit.
10th Anniversary, October 19, 1983, Summit.
Visual : Slides : Carousels
Visual : Slides : Carousels
Loose photographs (file 7 of 7).
Loose photographs (file 7 of 7).
Loose photographs (file 6 of 7).
Loose photographs (file 6 of 7).
Loose photographs (file 5 of 7).
Loose photographs (file 5 of 7).
Loose photographs (file 4 of 7).
Loose photographs (file 4 of 7).
Loose photographs (file 3 of 7).
Loose photographs (file 3 of 7).
Loose photographs (file 2 of 7).
Loose photographs (file 2 of 7).
Loose photographs (file 1 of 7).
Loose photographs (file 1 of 7).
Untitled folder (file 18 of 18).
Untitled folder (file 18 of 18).
Untitled folder (file 17 of 18).
Untitled folder (file 17 of 18).
Untitled folder (file 16 of 18).
Untitled folder (file 16 of 18).
Untitled folder (file 15 of 18).
Untitled folder (file 15 of 18).
Untitled folder (file 14 of 18).
Untitled folder (file 14 of 18).
Untitled folder (file 13 of 18).
Untitled folder (file 13 of 18).
Untitled folder (file 12 of 18).
Untitled folder (file 12 of 18).
Untitled folder (file 11 of 18).
Untitled folder (file 11 of 18).
Untitled folder (file 10 of 18).
Untitled folder (file 10 of 18).
Untitled folder (file 9 of 18).
Untitled folder (file 9 of 18).
Untitled folder (file 8 of 18).
Untitled folder (file 8 of 18).
Untitled folder (file 7 of 18).
Untitled folder (file 7 of 18).
Untitled folder (file 6 of 18).
Untitled folder (file 6 of 18).
Untitled folder (file 5 of 18).
Untitled folder (file 5 of 18).
Untitled folder (file 4 of 18).
Untitled folder (file 4 of 18).
Untitled folder (file 3 of 18).
Untitled folder (file 3 of 18).
Untitled folder (file 2 of 18).
Untitled folder (file 2 of 18).
Untitled folder (file of 18).
Untitled folder (file of 18).
Grand Van and Mobile Visitor Centre.
Grand Van and Mobile Visitor Centre.
Galt flood.
Galt flood.
Campvention 1971, 1986 and Jamboree 1985.
Campvention 1971, 1986 and Jamboree 1985.
Wildlife
Wildlife
Speed River.
Speed River.
Mill Race Park.
Mill Race Park.
Soil erosion control (file 4 of 4).
Soil erosion control (file 4 of 4).
Soil erosion control (file 3 of 4).
Soil erosion control (file 3 of 4).
Soil erosion control (file 2 of 4).
Soil erosion control (file 2 of 4).
Soil erosion control (file 1 of 4).
Soil erosion control (file 1 of 4).
Land use.
Land use.
Gravel pits.
Gravel pits.
Equipment.
Equipment.
Guelph Dam and Reservoir (file 2 of 2).
Guelph Dam and Reservoir (file 2 of 2).
Guelph Dam and Reservoir (file 1 of 2).
Guelph Dam and Reservoir (file 1 of 2).
Tours and lectures (file 4 of 4).
Tours and lectures (file 4 of 4).
Tours and lectures (file of 4).3
Tours and lectures (file of 4).3
Tours and lectures (file 2 of 4).
Tours and lectures (file 2 of 4).
Tours and lectures (file 1 of 4).
Tours and lectures (file 1 of 4).
Stream gauges and monitor systems.
Stream gauges and monitor systems.
Ponds.
Ponds.
Nith River.
Nith River.
Flood, May 1974.
Flood, May 1974.
Results 701 to 800 of 2164