Steven Teasdale
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steventeasdale.bsky.social
Steven Teasdale
@steventeasdale.bsky.social
Former Postdoc at UniGenova | alumnus UToronto | First Gen + ASD | studies Mediterranean economic history 1350–1750, focusing on Genoa, slavery, commerce, networks, notarial contracts, and law | also digital humanities, semantic data and environment.
Celeste is out of the hospital (for now) so we're visiting her favourite neighbourhood haunt, the Beaches Public Library !
December 22, 2025 at 11:16 PM
I've come across this a few times myself... for example, the opening page from the proceedings of Congresso internazionale per gli Studi sulla Popolazione, Roma, 7–10 settembre 1931.
December 17, 2025 at 3:50 PM
Another holiday season and yet another multi-day hospital stay for my wonderful daughter Celeste. I remain in awe of her bravery and optimism in the face of chronic illness, and her courage continues to inspire me whenever I feel down. One day we will see the back of all this Celeste ❤️...
December 15, 2025 at 10:34 PM
In a second example, we have a "basterius." This less-commonly seen profession refers to someone who works as a saddle-maker, essentially a specialized form of leather worker. In this case we have Battista de Clavaro attested in the same contract.
November 27, 2025 at 7:09 PM
Late medieval and early modern Latin words of the day. Again we have urban professions.

In the first example, we have a "macharolius." This is a person who works as a cloth weaver. In this case, Lanzarotto de Recco attested on 17 August 1417. #medievalsky
November 27, 2025 at 7:09 PM
The current campaign about the inadequacy of the Mercator map (correctthemap.org) brings to mind this map in Braudel's "Mediterranean" that eschews the Mercator projection and provides a striking reorientation in which "the great Sahara desert dominates the sea." #skystorians #earlymodern
November 20, 2025 at 2:00 PM
Some of my finds at the @victoriacollege.bsky.social book sale this year: a triptych of poems by AF Moritz, one of my favorite Canadian poets. And I always like to find ephemera in my books, in this case, an invitation to the "Eleventh Annual Archibald Lampman Poetry Reading" in 2010.
November 18, 2025 at 1:54 PM
I had the chance to see Madeleine discuss the book at a Toronto Public Library event this summer with my daughter Celeste: a budding writer herself who was delighted to meet Madeleine and have her copy of book signed!
November 13, 2025 at 12:04 AM
"The Book of Records" by Madeleine Thien is a remarkable achievement, a moving piece of speculative fiction and the best Canadian novel that I've read since Nino Ricci's "Origin of Species" in 2008. #booksky #CanLit
November 13, 2025 at 12:04 AM
The kids did another great job decorating this year!
November 1, 2025 at 3:44 AM
Today at 5pm EST / 11pm CET! MAP FORUM PRESENTS: Trading at the Edge of Empires: Francesco Carletti, Florentine Family Networks, and Global Commerce by Brian Brege. MAP Forum talks are available exclusively online. To join, visit medici.org.
October 14, 2025 at 6:19 PM
Fifteenth-century Latin place name of the day: "Antona" which refers to Southampton and not Ancona, a common mistake made by many scholars, including myself (especially since late medieval Italian notaries often alternated between using 'c' and 't' in words requiring either.
October 7, 2025 at 6:36 PM
Sorry, I can't resist...
October 2, 2025 at 3:53 AM
Celeste picked up Stephen King’s 11/12/63 and A Leopard Skin Hat by Anne Serre (translation by Mark Hutchinson), as well as a Jane Austen reader with an original (and very beautiful) East York Public Library stamp!
October 1, 2025 at 2:39 PM
I picked up a copy of Iron Curtain by Anne Applebaum, the William Carlos Williams biography by Herbert Leibowitz, and a collection of essays by William H. Gass.
October 1, 2025 at 2:39 PM
In our tour of Toronto libraries, my daughter Celeste and I recently visited the S. Walter Stewart Library in East York. We loved the spacious architecture and overall atmosphere, as well as (of course) the selection of books!
October 1, 2025 at 2:39 PM
A concise graphic summarizing the Creative Commons License Spectrum... crucial for understanding licensing in the cultural heritage sector. More detail at creativecommons.org/share-your-w... @creativecommons.bsky.social
September 30, 2025 at 3:54 AM
It was a beautiful morning for a neighbourhood stroll with my daughter Isabelle!
July 21, 2025 at 3:43 PM
The sigille of notaries Paolo Felice and Alessandro Niccolò Ivani [source: ASGe, Conservatori del Mare 303, testimony recorded 1715-04-11]
June 18, 2025 at 9:18 PM
My daughter Celeste's 13th book of our 2024 Reading Challenge (I know, so far behind on posts), "Darius the Great is Not Okay" by‪ @adibkhorram.bsky.social. She says: "I loved this book so much! The characters are written so well!" and also told me it was here second-favorite book of the year.
June 18, 2025 at 3:25 PM
My 13th book of the 2024 Reading Challenge (I'm far behind in my posts) with my daughter Celeste, "North Face of Soho" by Clive James, the fourth volume of his memoirs in which our hero starts work as a literary reviewer and stumbles into TV criticism, and eventually TV itself.
June 18, 2025 at 3:22 PM
One of my most common transcription errors over the past several years working with notarial contracts was to transcribe "ad sanctam Dei evangeliam" when I should have transcribed "ad sancta Dei evangelia", having overlooked that "evangelium, -i" is neuter. #medievalsky
June 16, 2025 at 5:49 PM
Happy Bloomsday to all who celebrate! My latest Ulyssean acquisition is this marvelous illustrated edition with over 300 images by Spanish artist Eduardo Arroyo. I'm hoping to re-read Ulysses sometime this year. #bloomsday
June 16, 2025 at 3:41 PM
This is Łucja Charewiczowa. A professor at the University of Lviv in the 1930s, she wrote on the economic history of Poland and the Black Sea region. In 1940 she joined the underground resistance. She was imprisoned (prisoner 64373) and murdered at Auschwitz in 1943. #SkyStorians #MedievalSky
May 29, 2025 at 2:08 PM
An advertisement from Riunione Adriatica di Sicurtà, one of the largest insurance firms in Italy, circa 1969, in the form of a node-edge graph with a star (or spoke-and-hub) topology.
May 29, 2025 at 6:25 AM