Astrolabe report (inventory number 43504)

astrolabe, inventory number 43504 from Spain (?), ca. 1260

Date	ca. 1260
Place	Spain (?)
Material	Brass
Inventory no.	43504
Acquisition	Presented by Lewis Evans in 1924

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Throne, Ring and Shackle

The throne is of the simple type made of brass attached with integrated base made of and omega type shackle made of brass . More information

Mater

The mater and limb are of two pieces, soldered construction. Scales on the limb: degree scale. More information

Back

The back contains 4 scales of the following types: Degree; Zodiacal signs; Calendar; Shadow square. More information

Rete, Pin & Horse

The rete contains 20 stars. The zodiac on the rete is labelled: ARIES , TAVR⁹ , GEMINI , CANC’ , LEO , VIRGO , LI BRA , SCORP PI O , SA GI TA RI⁹ , CAPRICOR N⁹ , AQVA RIV⁹ , PISCES.

The rete contains 2 scales of the following types: Ecliptic; Degree.
The rete is attached using a pin & horse. More information

Plates

There are 5 plates with latitudes ranging from 12°0' to 48°0' . More information

Rules & Alidades

Type	Details
Pointer	Single-ended, counter-changed.
Alidade	Double-ended, counter-changed. One of the two sighting vanes has broken off.

More information

Astrolabe Catalogue