Meridiane

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A torquetum: a medieval astronomical analogue computer, designed to take and convert measurements made in three sets of coordinates: Horizon, equatorial, and ecliptic. #history #astronomy #mathematics

A torquetum: a medieval astronomical analogue computer, designed to take and convert measurements made in three sets of coordinates: Horizon, equatorial, and ecliptic. #history #astronomy #mathematics

Medium scale 3.

Medium scale 3.

Orologio solare | Flickr - Photo Sharing!

Orologio solare | Flickr - Photo Sharing!

bosco chiesanuova | Flickr - Photo Sharing!

bosco chiesanuova | Flickr - Photo Sharing!

....camminando | Flickr - Photo Sharing!

....camminando | Flickr - Photo Sharing!


Altre idee
polyhedral sundial (detail from Hans Holbein's Ambassadors.)

polyhedral sundial (detail from Hans Holbein's Ambassadors.)

sundial detail Eyam? , Derbyshire

sundial detail Eyam? , Derbyshire

Pocket sundial, Saxon, 10th century. original dial, of which this is a copy, was found in 1939 in the soil of the Cloister Garth at Canterbury Cathedral in Kent.

Pocket sundial, Saxon, 10th century. original dial, of which this is a copy, was found in 1939 in the soil of the Cloister Garth at Canterbury Cathedral in Kent.

Rocca Canavese - Fr. Remondato,   #TuscanyAgriturismoGiratola

Rocca Canavese - Fr. Remondato, #TuscanyAgriturismoGiratola

Le sphere de monde by Oronce Fine, 1549 m by peacay, via Flickr

Le sphere de monde by Oronce Fine, 1549 m by peacay, via Flickr

JULIEN LE ROY'S IMPROVED HORIZONTAL SUNDIAL, French, c. 1740, signed "Jacques Le Maire de La Societe des Arts, au Genie a Paris."

JULIEN LE ROY'S IMPROVED HORIZONTAL SUNDIAL, French, c. 1740, signed "Jacques Le Maire de La Societe des Arts, au Genie a Paris."

Sundialling in

Sundialling in

Zegar słoneczny // fot. A. Czechowski

Zegar słoneczny // fot. A. Czechowski

Astrolabe  gilt brass. DATING 1540-1570

Astrolabe gilt brass. DATING 1540-1570

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