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Archival descriptionGuelph Dam : Conservation Report and Miscellaneous Scenery.
Guelph Dam : Conservation Report and Miscellaneous Scenery.
Guelph Dam : micro hydro opening ceremony, 1982 : print #1 / Maclean Hunter Cable TV, Channel 8 cablecast, Guelph.
Guelph Dam : micro hydro opening ceremony, 1982 : print #1 / Maclean Hunter Cable TV, Channel 8 cablecast, Guelph.
Guelph Dam : opening day, sweeps at Luther / Adolfis Ridzins.
Guelph Dam : opening day, sweeps at Luther / Adolfis Ridzins.
Guelph Dam and Reservoir (file 1 of 2).
Guelph Dam and Reservoir (file 1 of 2).
Guelph Dam and Reservoir (file 2 of 2).
Guelph Dam and Reservoir (file 2 of 2).
Guelph Dam construction / [Summit Film Productions for the Grand River Conservation Authority].
Guelph Dam construction / [Summit Film Productions for the Grand River Conservation Authority].
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 micro-hydro opening and open house, June 16, 1982 : working file.
Guelph Dam micro-hydro opening and open house, June 16, 1982 : working file.
Guelph dam site : topographical map and articles.
Guelph dam site : topographical map and articles.
Guelph Lake.
Guelph Lake.
Guelph Lake.
Guelph Lake.
Guelph Lake .
Guelph Lake .
Guelph Lake Concert Site.
Guelph Lake Concert Site.
Guelph Lake Conservation Area Field .
Guelph Lake Conservation Area Field .
Guelph Lake Interpretive .
Guelph Lake Interpretive .
Guelph Lake Interpretive Centre.
Guelph Lake Interpretive Centre.
Guelph Lake Nature Center.
Guelph Lake Nature Center.
Guelph Lake Nature Centre.
Guelph Lake Nature Centre.
Guelph Lake Nature Centre.
Guelph Lake Nature Centre.
Guelph Lake Nature Centre.
Guelph Lake Nature Centre.
Guelph Reservoir : construction.
Guelph Reservoir : construction.
Guelph Statue Unveiling.
Guelph Statue Unveiling.
Guelph, Woolwich and Conestoga dams / [Summit Film Productions for the Grand River Conservation Authority.]
Guelph, Woolwich and Conestoga dams / [Summit Film Productions for the Grand River Conservation Authority.]
Gully erosion ; Barleyhead weeds ; Elora Gorge from bridge / Summit Productions [for the Grand River Conservation Authority].
Gully erosion ; Barleyhead weeds ; Elora Gorge from bridge / Summit Productions [for the Grand River Conservation Authority].
Halloween & Gorilla.
Halloween & Gorilla.
Hanlon Creek Conservation Area.
Hanlon Creek Conservation Area.
Heart Lake : 94 degrees farenheit.
Heart Lake : 94 degrees farenheit.
Heart Lake : winter fun and snow blowing.
Heart Lake : winter fun and snow blowing.
Hiking Trails / [Summit Film Productions for the Grand River Conservation Authority].
Hiking Trails / [Summit Film Productions for the Grand River Conservation Authority].
Historic Conservation Wall Map.
Historic Conservation Wall Map.
Historic Watershed Wall Map.
Historic Watershed Wall Map.
Historical Flood.
Historical Flood.
Historical Places.
Historical Places.
Historical Places.
Historical Places.
Historical Places.
Historical Places.
Historical Places.
Historical Places.
Historical Places.
Historical Places.
Historical sites (file 1 of 2).
Historical sites (file 1 of 2).
Historical sites (file 2 of 2).
Historical sites (file 2 of 2).
Honour roll citation recipients.
Honour roll citation recipients.
Horrtop's[sic] Mill.
Horrtop's[sic] Mill.
Hortop Mill in Everton.
Hortop Mill in Everton.
Hortop's Mill, Everton.
Hortop's Mill, Everton.
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.
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 use a tree key.
How to use a tree key.
Hugh Templin : large reel script.
Hugh Templin : large reel script.
Hugh Templin movies, no. 1. : Shand Dam construction.
Hugh Templin movies, no. 1. : Shand Dam construction.
Hugh Templin movies, no. 1. : Shand Dam construction.
Hugh Templin movies, no. 1. : Shand Dam construction.
Hugh Templin movies, no.2.
Hugh Templin movies, no.2.
Hugh Templin movies, no.2.
Hugh Templin movies, no.2.
Hurricane Hazel.
Hurricane Hazel.
Hydro-Electric Power Commission of Ontario : Engineering Department : memorandum : Grand River Conservation project, June 16, 1938.
Hydro-Electric Power Commission of Ontario : Engineering Department : memorandum : Grand River Conservation project, June 16, 1938.
Hydro-Electric Power Commission of Ontario : Engineering Department : memorandum : Grand River Conservation project, June 16, 1938.
Hydro-Electric Power Commission of Ontario : Engineering Department : memorandum : Grand River Conservation project, June 16, 1938.
Hydro-Electric Power Commission of Ontario : Engineering Department : memorandum and report.
Hydro-Electric Power Commission of Ontario : Engineering Department : memorandum and report.
Ice Jam Brantford.
Ice Jam Brantford.
In the wake of Hurricane Hazel : a review of flood problems.
In the wake of Hurricane Hazel : a review of flood problems.
Index cards : alphabetical index to black and white negatives housed in negative binders 1-14.
Index cards : alphabetical index to black and white negatives housed in negative binders 1-14.
Insects & Reptiles.
Insects & Reptiles.
Insects & Reptiles.
Insects & Reptiles.
Insects and Reptiles.
Insects and Reptiles.
Insects and Reptiles.
Insects and Reptiles.
Irvine Creek, other creeks and streams. 9 file 1 of 2).
Irvine Creek, other creeks and streams. 9 file 1 of 2).
Irvine Creek, other creeks and streams (file 2 of 2).
Irvine Creek, other creeks and streams (file 2 of 2).
Jim Reid : River Sanctuary and Nature, [Tray A].
Jim Reid : River Sanctuary and Nature, [Tray A].
Jim Wildfong &Wills Farm .
Jim Wildfong &Wills Farm .
Julie Jackson : waterskiing.
Julie Jackson : waterskiing.
Kelso, Garden Hill and Varney Conservation Areas.
Kelso, Garden Hill and Varney Conservation Areas.
Kitchener 125th : year of the child, May 1979.
Kitchener 125th : year of the child, May 1979.
Kitchener Farmer's Market, 1972.
Kitchener Farmer's Market, 1972.
La Fortune Conservation Area.
La Fortune Conservation Area.
La Fortune Conservation Area.
La Fortune Conservation Area.
La Fortune Conservation Area.
La Fortune Conservation Area.
LaFortune.
LaFortune.
Lake Conestogo : public park layout, Grand River Conservation Commission.
Lake Conestogo : public park layout, Grand River Conservation Commission.
Lake Erie & Northern : May 8, 1990 and last run, July 31, 1990.
Lake Erie & Northern : May 8, 1990 and last run, July 31, 1990.
Lake Erie & Northern : May 8, 1990 and last run, July 31, 1990.
Lake Erie & Northern : May 8, 1990 and last run, July 31, 1990.
Lake Erie pipeline, 1967
Lake Erie pipeline, 1967
Lake Erie shore damage survey, Dec. 3 and 6, 1985 : print #1.
Lake Erie shore damage survey, Dec. 3 and 6, 1985 : print #1.
Land : The Threatened Resource; Careers in Agrology : Land Use.
Land : The Threatened Resource; Careers in Agrology : Land Use.
Land Resource Planning.
Land Resource Planning.
Land Use.
Land Use.
Land Use.
Land Use.
Land use.
Land use.
Land Use.
Land Use.
Land Use Planning Conference sponsored by the Grand River Conservation Authority, Waterloo Motor Inn, Waterloo, Ont., March 21, 1973 : staff presentation.
Land Use Planning Conference sponsored by the Grand River Conservation Authority, Waterloo Motor Inn, Waterloo, Ont., March 21, 1973 : staff presentation.
Large trees in Grand River watershed.
Large trees in Grand River watershed.
Laurel Creek.
Laurel Creek.
Laurel Creek.
Laurel Creek.
Laurel Creek Conservation Area.
Laurel Creek Conservation Area.
Laurel Creek Conservation Area.
Laurel Creek Conservation Area.
Laurel Creek Conservation Area.
Laurel Creek Conservation Area.
Laurel Creek Conservation Area.
Laurel Creek Conservation Area.
Laurel Creek Conservation Area : master plan : draft, September, 1981.
Laurel Creek Conservation Area : master plan : draft, September, 1981.
Laurel Creek Conservation Authority.
Laurel Creek Conservation Authority.
Laurel Creek Dam and Conservation Area.
Laurel Creek Dam and Conservation Area.
Laurel Creek Nature Center.
Laurel Creek Nature Center.
Laurel Creek Nature Centre.
Laurel Creek Nature Centre.
Laurel Creek Nature Centre.
Laurel Creek Nature Centre.
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