Astrolabe Catalogue

 
astrolabe, inventory number 52209 from Florence, ca. 1570
thumbnail for astrolabe (front), inventory number 52209 from Florence, ca. 1570
thumbnail for astrolabe (back), inventory number 52209 from Florence, ca. 1570
thumbnail for astrolabe (rete front), inventory number 52209 from Florence, ca. 1570
Dateca. 1570
MakerEgnazio Danti
PlaceFlorence
MaterialGilt brass
Inventory no.52209
AcquisitionPresented by Lewis Evans in 1924

View all images for this astrolabe
View detailed provenance for this astrolabe

Throne, Ring and Shackle

made of gilt brass with s-shaped scroll work support(s) made of gilt brass attached with integrated base made of gilt brass and has a simple, round cross-section ring made of brass and square, ornate type shackle made of brass . More information

Mater

The mater and limb are of one-piece construction. Scales on the limb: altitude scale; equal hours scale; equal hours scale. More information

Back

The back is a de Rojas universal projection. The back contains 0 scales. The universal on the back contains 1 scales. More information

Rete, Pin & Wedge

The rete contains 31 stars. The zodiac on the rete is labelled: ARIES , TAVRVS , GEMINI , CANCER , LEO , VIRGO , LIBRA , SCORPIVS , SAGITTARIVS , CAPRICORNVS , AQVARIVS , PISCES.

The rete contains 2 scales of the following types: Ecliptic; Equatorial.
The rete is attached using a pin & wedge. Head of pin is an ornate engraved head. More information

Rules & Alidades

Type Details
AlidadeDouble-ended, counter-changed.
RegulaSingle-ended. The rule is not original. Complete with sliding bracchiola. An ornate engraved head decorates the center of the regula..
More information

 

MHS Home | Contact Us | ©2006 Museum of the History of Science