Screw It: A history of the Robertson screw
Videos
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Screw It: A history of the Robertson screw
01:00 | June 9, 2017
-
Rex Tillerson wishes Canada a happy 150th birthday
00:15 | December 19, 2017
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Trudeau reignites updated Centennial Flame on Parliament Hill
01:11 | December 13, 2017
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150 inspiring Canadian women for Canada 150
03:33 | November 29, 2017
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$5.6M outdoor Ottawa rink open for just 3 weeks
01:57 | November 22, 2017
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Canada in the Eyes of Robert Bateman
04:36 | October 26, 2017
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Giant mechanical dragon and spider walk through the streets of Ottawa
01:16 | July 28, 2017
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Canada falling behind on protecting land and parks
02:00 | July 24, 2017
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Toronto’s Festival of Beer celebrates Canada 150
04:31 | July 24, 2017
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No touching! Governor General David Johnston breaks royal protocol
02:15 | July 19, 2017
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St. John River Wolastoq Brigade reaches Fredericton in journey down river
00:44 | July 18, 2017
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Gord Downie speaks out for indigenous people’s struggle over the last 150 years
02:04 | July 3, 2017
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Drake performs surprise concert in Toronto for Canada 150
01:03 | July 3, 2017
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Counting the cost of Canada 150
01:58 | July 2, 2017
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New security measures implemented for Canada 150
02:42 | July 1, 2017
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Wet weather doesn’t damper massive Canada Day celebrations on Parliament Hill
01:47 | July 1, 2017
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Londoners help celebrate Canada’s 150th birthday
02:18 | July 1, 2017
-
Donald Trump, U.S. help mark Canada’s 150th birthday
01:42 | July 1, 2017
-
Canada celebrates its 150th birthday
02:20 | July 1, 2017
-
Canada’s newest astronauts introduced at 150th birthday celebrations
04:42 | July 1, 2017
-
Trudeau apologizes for failing to mention Alberta in Canada 150 speech
00:16 | July 1, 2017
-
Justin Trudeau does not mention Alberta in Canada Day speech
00:47 | July 1, 2017
-
Bono and The Edge celebrate Canada 150 in Ottawa
02:10 | July 1, 2017
-
What’s Canadian food anyway?
02:22 | June 30, 2017
-
Protests ramp up on Parliament Hill ahead of Canada 150 party
01:54 | June 30, 2017
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Prince Charles and Camilla arrive at CFB Trenton
01:15 | June 30, 2017
-
Celebrating Canada
03:34 | June 30, 2017
-
PM Trudeau visits First Nations protest teepee on Parliament Hill
00:37 | June 30, 2017
-
Canada’s best and worst features
00:55 | June 30, 2017
-
Ottawa is getting ready to celebrate Canada 150
02:50 | June 30, 2017
-
Healthy Canada Day recipes
04:09 | June 30, 2017
-
Indigenous protesters erect teepee on Parliament Hill
02:21 | June 29, 2017
-
Screw It: A history of the Robertson screw
01:00 | June 9, 2017
-
Rex Tillerson wishes Canada a happy 150th birthday
00:15 | December 19, 2017
-
Trudeau reignites updated Centennial Flame on Parliament Hill
01:11 | December 13, 2017
-
150 inspiring Canadian women for Canada 150
03:33 | November 29, 2017
-
$5.6M outdoor Ottawa rink open for just 3 weeks
01:57 | November 22, 2017
-
Canada in the Eyes of Robert Bateman
04:36 | October 26, 2017
-
Giant mechanical dragon and spider walk through the streets of Ottawa
01:16 | July 28, 2017
-
Canada falling behind on protecting land and parks
02:00 | July 24, 2017
-
Toronto’s Festival of Beer celebrates Canada 150
04:31 | July 24, 2017
-
No touching! Governor General David Johnston breaks royal protocol
02:15 | July 19, 2017
-
St. John River Wolastoq Brigade reaches Fredericton in journey down river
00:44 | July 18, 2017
-
Gord Downie speaks out for indigenous people’s struggle over the last 150 years
02:04 | July 3, 2017
-
Drake performs surprise concert in Toronto for Canada 150
01:03 | July 3, 2017
-
Counting the cost of Canada 150
01:58 | July 2, 2017
-
New security measures implemented for Canada 150
02:42 | July 1, 2017
-
Wet weather doesn’t damper massive Canada Day celebrations on Parliament Hill
01:47 | July 1, 2017
-
Londoners help celebrate Canada’s 150th birthday
02:18 | July 1, 2017
-
Donald Trump, U.S. help mark Canada’s 150th birthday
01:42 | July 1, 2017
-
Canada celebrates its 150th birthday
02:20 | July 1, 2017
-
Canada’s newest astronauts introduced at 150th birthday celebrations
04:42 | July 1, 2017
-
Trudeau apologizes for failing to mention Alberta in Canada 150 speech
00:16 | July 1, 2017
-
Justin Trudeau does not mention Alberta in Canada Day speech
00:47 | July 1, 2017
-
Bono and The Edge celebrate Canada 150 in Ottawa
02:10 | July 1, 2017
-
What’s Canadian food anyway?
02:22 | June 30, 2017
-
Protests ramp up on Parliament Hill ahead of Canada 150 party
01:54 | June 30, 2017
-
Prince Charles and Camilla arrive at CFB Trenton
01:15 | June 30, 2017
-
Celebrating Canada
03:34 | June 30, 2017
-
PM Trudeau visits First Nations protest teepee on Parliament Hill
00:37 | June 30, 2017
-
Canada’s best and worst features
00:55 | June 30, 2017
-
Ottawa is getting ready to celebrate Canada 150
02:50 | June 30, 2017
-
Healthy Canada Day recipes
04:09 | June 30, 2017
-
Indigenous protesters erect teepee on Parliament Hill
02:21 | June 29, 2017
Screw It: A history of the Robertson screw
Description
June 9, 2017
How Canadian P.L. Robertson created the Robertson screw, his greatest invention
-
Screw It: A history of the Robertson screw01:00 | June 9, 2017 -
Rex Tillerson wishes Canada a happy 150th birthday00:15 | December 19, 2017 -
Trudeau reignites updated Centennial Flame on Parliament Hill01:11 | December 13, 2017 -
150 inspiring Canadian women for Canada 15003:33 | November 29, 2017 -
$5.6M outdoor Ottawa rink open for just 3 weeks01:57 | November 22, 2017 -
Canada in the Eyes of Robert Bateman04:36 | October 26, 2017 -
Giant mechanical dragon and spider walk through the streets of Ottawa01:16 | July 28, 2017 -
Canada falling behind on protecting land and parks02:00 | July 24, 2017 -
Toronto’s Festival of Beer celebrates Canada 15004:31 | July 24, 2017 -
No touching! Governor General David Johnston breaks royal protocol02:15 | July 19, 2017 -
St. John River Wolastoq Brigade reaches Fredericton in journey down river00:44 | July 18, 2017 -
Gord Downie speaks out for indigenous people’s struggle over the last 150 years02:04 | July 3, 2017 -
Drake performs surprise concert in Toronto for Canada 15001:03 | July 3, 2017 -
Counting the cost of Canada 15001:58 | July 2, 2017 -
New security measures implemented for Canada 15002:42 | July 1, 2017 -
Wet weather doesn’t damper massive Canada Day celebrations on Parliament Hill01:47 | July 1, 2017 -
Londoners help celebrate Canada’s 150th birthday02:18 | July 1, 2017 -
Donald Trump, U.S. help mark Canada’s 150th birthday01:42 | July 1, 2017 -
Canada celebrates its 150th birthday02:20 | July 1, 2017 -
Canada’s newest astronauts introduced at 150th birthday celebrations04:42 | July 1, 2017 -
Trudeau apologizes for failing to mention Alberta in Canada 150 speech00:16 | July 1, 2017 -
Justin Trudeau does not mention Alberta in Canada Day speech00:47 | July 1, 2017 -
Bono and The Edge celebrate Canada 150 in Ottawa02:10 | July 1, 2017 -
What’s Canadian food anyway?02:22 | June 30, 2017 -
Protests ramp up on Parliament Hill ahead of Canada 150 party01:54 | June 30, 2017 -
Prince Charles and Camilla arrive at CFB Trenton01:15 | June 30, 2017 -
Celebrating Canada03:34 | June 30, 2017 -
PM Trudeau visits First Nations protest teepee on Parliament Hill00:37 | June 30, 2017 -
Canada’s best and worst features00:55 | June 30, 2017 -
Ottawa is getting ready to celebrate Canada 15002:50 | June 30, 2017 -
Healthy Canada Day recipes04:09 | June 30, 2017 -
Indigenous protesters erect teepee on Parliament Hill02:21 | June 29, 2017
-
Screw It: A history of the Robertson screw01:00 | June 9, 2017
-
Rex Tillerson wishes Canada a happy 150th birthday00:15 | December 19, 2017
-
Trudeau reignites updated Centennial Flame on Parliament Hill01:11 | December 13, 2017
-
150 inspiring Canadian women for Canada 15003:33 | November 29, 2017
-
$5.6M outdoor Ottawa rink open for just 3 weeks01:57 | November 22, 2017
-
Canada in the Eyes of Robert Bateman04:36 | October 26, 2017
-
Giant mechanical dragon and spider walk through the streets of Ottawa01:16 | July 28, 2017
-
Canada falling behind on protecting land and parks02:00 | July 24, 2017
-
Toronto’s Festival of Beer celebrates Canada 15004:31 | July 24, 2017
-
No touching! Governor General David Johnston breaks royal protocol02:15 | July 19, 2017
-
St. John River Wolastoq Brigade reaches Fredericton in journey down river00:44 | July 18, 2017
-
Gord Downie speaks out for indigenous people’s struggle over the last 150 years02:04 | July 3, 2017
-
Drake performs surprise concert in Toronto for Canada 15001:03 | July 3, 2017
-
Counting the cost of Canada 15001:58 | July 2, 2017
-
New security measures implemented for Canada 15002:42 | July 1, 2017
-
Wet weather doesn’t damper massive Canada Day celebrations on Parliament Hill01:47 | July 1, 2017
-
Londoners help celebrate Canada’s 150th birthday02:18 | July 1, 2017
-
Donald Trump, U.S. help mark Canada’s 150th birthday01:42 | July 1, 2017
-
Canada celebrates its 150th birthday02:20 | July 1, 2017
-
Canada’s newest astronauts introduced at 150th birthday celebrations04:42 | July 1, 2017
-
Trudeau apologizes for failing to mention Alberta in Canada 150 speech00:16 | July 1, 2017
-
Justin Trudeau does not mention Alberta in Canada Day speech00:47 | July 1, 2017
-
Bono and The Edge celebrate Canada 150 in Ottawa02:10 | July 1, 2017
-
What’s Canadian food anyway?02:22 | June 30, 2017
-
Protests ramp up on Parliament Hill ahead of Canada 150 party01:54 | June 30, 2017
-
Prince Charles and Camilla arrive at CFB Trenton01:15 | June 30, 2017
-
Celebrating Canada03:34 | June 30, 2017
-
PM Trudeau visits First Nations protest teepee on Parliament Hill00:37 | June 30, 2017
-
Canada’s best and worst features00:55 | June 30, 2017
-
Ottawa is getting ready to celebrate Canada 15002:50 | June 30, 2017
-
Healthy Canada Day recipes04:09 | June 30, 2017
-
Indigenous protesters erect teepee on Parliament Hill02:21 | June 29, 2017
Screw It: A history of the Robertson screw
Description
June 9, 2017
How Canadian P.L. Robertson created the Robertson screw, his greatest invention
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