Nathan Kesling

Qui non intelligit, aut taceat, aut discat. Husband. Father. Bibliophile.+ + History, Astronomy, Medicine, Philosophy, Religion.

[The Culturist @the_culturist_]

This 600-year-old painting is one of the most mysterious in history.

That mirror at the back is just 3 inches wide — yet it reflects the entire room in immense detail.

Look closer at it and you'll realize nothing is as it seems… (thread) 🧵

[Thony Christie (he/his/him) @rmathematicus]

Dutch cartographer Abraham Ortelius was born 14 April 1527
https://t.co/LqCu2id4BG

[Nina Willburger @DrNWillburger]

Roman helmets with face masks found in south western Germany. They were worn by cavalry soldiers during parades and tournaments.

#RomanArchaeology

[Dr Jo Ball @DrJEBall]

A selection of #Roman glass vessels excavated from sites on the island of Malta; many of then would have been used to hold perfume or scented oil. They're quite simple in design, but still very striking, nearly 2000 years after they were originally made #Archaeology #AncientGlass

[Nathan Kesling @nathan13109]

@CoeurDeCresson Yes, found in the wreckage of the Portugese Armada. Part of Vasco Da Gama's second voyage to India.

[Nathan Kesling @nathan13109]

Oldest mariner's astrolabe ever discovered, dating between 1496 and 1501. Found on a shipwreck near Oman, it is made of a copper alloy.

[Nathan Kesling @nathan13109]

Images of skulls revealed by X-ray of painting of John Dee by Henry Gillard Glindon

[Nathan Kesling @nathan13109]

Work of art donated to the Scuola Grande della Carità in 1463 by Cardinal Bessarion. It has four chambers made of rock crystal containing relics of the True Cross and Christ's robe, set in a frame with enamels depicting scenes of the Passion. The central panel is a movable grid.

[Nathan Kesling @nathan13109]

The Treaty of Kadesh was concluded between Egyptian pharaoh Ramesses II and king of the Hittite empire Ḫattušili III in c. 1259 BC.

[Nathan Kesling @nathan13109]

@lisovo44381 @Sana_ShahUk From 2016

[Nathan Kesling @nathan13109]

An ancient Clay tablet found in Uruk (Warka) southern Iraq, inscribed with Cuneiform script and 3 geometric circles containing astronomical calculations, dated to the ancient Babylonian period (2004-1595 BC) Iraqi museum, Babylonian Gallery

[Thony Christie (he/his/him) @rmathematicus]

Jesuit astronomer, Christoph Grienberger inventor of the heliotropic telescope was born 2 July 1561 https://t.co/sDxpYTfAIx

[Gabriella Szalay @Handwerkwissen]

I‘m having a very hard time dealing with lockdown. In an effort to cheer myself (and you?) up, I‘m reviving my series on objects from the museums of Kassel: today a model for a system of pulleys based on an illustration in Jacob s’ Gravesendes 1720 ‚Physices Elementa Mathematica‘

[Thony Christie (he/his/him) @rmathematicus]

26 Feb 1616: Cardinal Robert Bellarmine met with Galileo, at the request of the Pope, to inform him of the judgement of the eleven Qualifiers concerning the heliocentric theory
https://t.co/NUkdEgxKpC

[astro doris @astro_doris]

I mean... wow! A life size print of the Waldseemueller Map and the Northern Sky by Albrecht Duerer...

[Nathan Kesling @nathan13109]

A page from Kitāb al-jabr wa-'l-muqābala, the first extant algebra text, written in about 825 CE by Muhammad ibn Mūsā al-Khwārizmī.

[Paul Engle @Conciatore_org]

17th cent. units of weight and measure in an alchemist's book of recipes for making glass. https://t.co/VJDpQhaJcj

Pic: "The Proclamation regarding Weights and Measures A.D. 1556" by Ford Madox Brown, Wikimedia.
#histSTM #alchemy #glass #earlymodern

[Paul Engle @Conciatore_org]

How many "dita" are in a "fiasco" anyway? The arcane world of alchemical weights and measures in early modern glassmaking. https://t.co/VJDpQhaJcj

Pic: Piazza Santa Trìnita, Florence, the column of justice,1581 Tadda. Getty Images
#Neri #alchemy #glass

[Thony Christie (he/his/him) @rmathematicus]

The world's oldest working planetarium https://t.co/SiA2MqyCxG

[Nathan Kesling @nathan13109]

https://t.co/DImA3fC7Sl
16th Century book printing and binding. Beautiful