Shana Tovah! Gut Yontif! Happy New Year, 5783! Another Calendrics Blog Post Sunday, September 25, 2022 / Erev Rosh ha-Shonah 5782/5783, Yom rishon, 29 Elul, 5782. David Orenstein, Emeritus, Danforth CTI, Toronto, Ontario, Canada david.orenstein@alumni.utoronto.ca At 6:00 pm this evening, I’ll be going to synagogue and, instead of virtually, it will be in-person (but masked). … Continue reading Shana Tovah! Gut Yontif! Happy New Year, 5783! →

Robert O’Dell III, United Empire Loyalist At Riverdale Historical Society, Tuesday, September 27, 2022, at 6:30 pm Announcements in the History of Canadian Science and Technology. First posted Friday, September 23, 2022 / Yom shishi, 27 Elul, 5782. By David Orenstein, Emeritus, Danforth CTI, Toronto david.orenstein@alumni.utoronto.ca Last week I wrote here, that having seen Robert … Continue reading Robert O’Dell III, United Empire Loyalist →

Tectonics at the 1972 Montréal International Geological Congress (IGC) 2022 Anniversaries in the History of Canadian Science and Technology: The Montréal Sessions of the 1972 International Geological Congress (IGC) First posted Thursday, September 22, 2022 / Yom chamishi, 26 Elul, 5782. By David Orenstein, Emeritus, Danforth CTI david.orenstein@alumni.utoronto.ca As I wrote here on Tuesday, September … Continue reading Tectonics at the 1972 Montréal International Geological Congress (IGC) →

Peter Kropotkin On Tour in Manitoba 2022 Anniversaries in the History of Canadian Science and Technology. First posted Wednesday, September 21, 2022 / Yom rishon, 25 Elul, 5782. By David Orenstein, Emeritus, Danforth CTI, Toronto david.orenstein@alumni.utoronto.ca On Tuesday, September 21, 1897, exactly 125 years ago – a century and a quarter – Prince Peter Kropotkin … Continue reading Peter Kropotkin On Tour in Manitoba →

Robert O’Dell III on Postal Cancellations: Machinery and Message At Riverdale Historical Society, Tuesday, September 27, 2022, at 6:30 pm.   Announcements in the History of Canadian Science and Technology. First posted Friday, September 16, 2022 / Yom rishon, 20 Elul, 5782. By David Orenstein, Emeritus, Danforth CTI, Toronto david.orenstein@alumni.utoronto.ca   You might remember Robert … Continue reading Robert O’Dell III on Postal Cancellations →

IGC Field Excursion C-03 Ends on Vancouver Island, A Semi-Centennial Celebration 2022 Anniversaries in the History of Canadian Science and Technology: The Excursions of the 1972 Montréal International Geological Congress (IGC). First posted Tuesday, September 13, 2022 / Yom shlishi, 17 Elul, 5782.   By David Orenstein, Emeritus, Danforth CTI david.orenstein@alumni.utoronto.ca Final Days of Excursion … Continue reading 1972 IGC Field Excursion C-03 Ends on Vancouver Island →

Peter Kropotkin Has Crossed Back from Vancouver to Calgary   2022 Anniversaries in the History of Canadian Science and Technology First posted Monday, September 12, 2022 / Yom sheni, 16 Elul, 5782. By David Orenstein, Emeritus, Danforth CTI, Toronto david.orenstein@alumni.utoronto.ca On Sunday, August 12, 1897, exactly 125 years ago – a century and a quarter … Continue reading Peter Kropotkin Has Crossed Back from Vancouver to Calgary →

Peter Kropotkin Writes from Vancouver to James Mavor 2022 Anniversaries in the History of Canadian Science and Technology First posted Thursday, September 8, 2022 / Yom chamishi, 12 Elul, 5782 By David Orenstein, Emeritus, Danforth CTI, Toronto david.orenstein@alumni.utoronto.ca On Wednesday, August 8, 1897, exactly 125 years ago – a century and a quarter - Peter … Continue reading Peter Kropotkin Writes from Vancouver to James Mavor →

IGC Field Excursion C-03 in Southeast British Columbia, Early September, 1972 2022 Anniversaries in the History of Canadian Science and Technology: The Excursions of the 1972 Montréal International Geological Congress (IGC) First posted Tuesday, September 6, 2022 / Yom shlishi, 10 Elul, 5782 By David Orenstein, Emeritus, Danforth CTI david.orenstein@alumni.utoronto.ca IGC Field Excursion C-03 in … Continue reading 1972 IGC Field Excursion C-03, Pt. 3 →

1972 IGC Field Excursion C-03: From Calgary, Alberta, to the Rocky Mountains of Alberta and British Columbia in August / September, 1972   2022 Anniversaries in the History of Canadian Science and Technology: The Excursions of the 1972 Montréal International Geological Congress (IGC) First posted Friday, September 2, 2022 / Yom shishi, 6 Elul, 5782. … Continue reading 1972 IGC Field Excursion C-03, Pt. 2 →