Astrolabe Catalogue

Throne, Ring and Shackle

The throne is of the three-lobed type made of brass attached with integrated base made of brass and has a simple, round cross-section ring made of brass and eye-bolt type shackle made of brass . More information

Mater

The mater and limb are of one-piece construction. The edge of the limb has been scored and a thick brass wire has been placed in the resulting grove. Scales on the limb: equal hours scale; degree scale. More information

Back

The upper portion of the back bears a diagram of the celestial spheres, with planetary symbols for each of the planetary spheres. Four blank spheres at the center were perhaps intended for symbols of the four elements. The back contains 5 scales of the following types: Degree; Zodiacal signs; Calendar; Lunar Mansions; Shadow square. More information

Rete, Nut & Bolt

The rete contains 37 stars. The zodiac on the rete is labelled: ♈ , ♉ , ♊ , ♋ , ♌ , ♍ , ♎ , ♏ , ♐ , ♑ , ♒ , ♓ .The rete is inscribed with a miscellaneous marked as: AVST℞ (South). with a miscellaneous marked as: BORIALE+ (North). .

The rete contains 1 scale of the following type: Ecliptic.
The rete is attached using a nut & bolt. More information

Plates

There are 3 plates with latitudes ranging from 35°0' to 52°0' . More information

Rules & Alidades

Type	Details
Pointer	Single-ended, counter-changed.
Alidade	Double-ended, counter-changed.

More information