Measuring Equipment Collection

Household thermometer, with both Celsius and Fahrenheit scales. The reading of 21 degrees Celsius (70 degrees Fahrenheit) is normal room temperature

James Gregory (1638 - 75)
2603689 James Gregory (1638 - 75); (add.info.: James Gregory (1638 - 75) Scottish mathematician. In 1663 he published "Optica Promota" describing his reflecting telescope

Contour Compass
XIR156105 Contour Compass by French School, (19th century); Musee de la Marine, Paris, France; (add.info.: surveys the contouring of the land; also known as a Boussole a Eclimetre; ); French

Travelling Spice, Liquor and Remedy Seller in 1721, from
PER207523 Travelling Spice, Liquor and Remedy Seller in 1721, from Costumes de Paris a Travers les Siecles, published 1887 (colour engraving) by French School

Stonemasons at work and various examples of wall-building techniques, engraved by Lucotte
XJF147926 Stonemasons at work and various examples of wall-building techniques, engraved by Lucotte (engraving) (b/w photo) by Prevost (18th century) (after); Private Collection; French

James Gregory (1638 - 75) Scottish mathematician. In 1663 he published " Optica Promota" describing his reflecting telescope. Corresponded with Isaac Newton

Italy, Rome, Architectural feature H04
Ivo Pannaggi (1901-1981), Funzione architettonica H04 (Architectural Feature H04). Futurism

Nilometer on Elephantine Island, Egypt C014 / 0521
Nilometer on Elephantine Island, Egypt. Two graduated measuring markers are seen, one below the feet of the woman at centre left, and one in the niche at centre right

Nicholas Kratzer, German astronomer
Nicholas Kratzer (c.1487-1550), German astronomer, mathematician and horologist, surrounded by scientific instruments. Kratzer arrived in England in 1516

Jesse Ramsden, English instrument maker
Jesse Ramsden (1735-1800), English instrument maker. Ramsden, who began working for a mathematical instrument maker in London in 1758, became renowned as the best instrument maker of his time

Spallanzanis volcano research. Historical artwork of the Italian biologist Lazzaro Spallanzani (1729-1799), carrying out pioneering research on the volcano Mount Etna

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"Exploring the World of Measurement: From Thermometers to Volcanoes" Household thermometer: A trusty companion for tracking temperature changes in your home, ensuring comfort and safety. Contour Compass: Navigate through unknown terrains with precision using this essential tool that measures angles and directions. Traveling Spice, Liquor, and Remedy Seller in 1721: Discover how historical merchants used measuring equipment to weigh spices, spirits, and medicinal remedies for their customers' satisfaction. The Mariners Mirror title page (color engraving): Dive into the world of navigation as sailors relied on accurate measurement tools like compasses and astrolabes to chart their course across vast oceans. Stonemasons at work and various wall-building techniques engraved by Lucotte: Witness the craftsmanship of stonemasons who employed precise measurements to create stunning architectural structures that stand the test of time. James Gregory (1638 - 75): Learn about this brilliant mathematician's contributions to optics, including his invention of a reflecting telescope based on precise measurements. Italy, Rome – Architectural feature H04: Marvel at ancient Roman architecture where every column height or arch width was meticulously measured for harmonious design aesthetics. Nilometer on Elephantine Island, Egypt C014 / 0521: Explore an ancient water level measuring device used by Egyptians along the Nile River to predict floods crucial for agriculture planning. Nicholas Kratzer – German astronomer: Delve into the world of astronomy as Kratzer utilized advanced measuring instruments like quadrants and celestial globes to map out celestial bodies accurately. Jesse Ramsden – English instrument maker: Uncover Ramsden's contribution in developing high-precision scientific instruments such as sextants and micrometers that revolutionized measurement accuracy during his time. Spallanzani's volcano research.