342 



SECTION 11. ASTRONOMY. 



WEST GALLEKY, GROUND FLOOR, KOOM L., AND THE TER- 

 RACE OVERLOOKING THE HORTICULTURAL GARDENS. 



I. INSTRUMENTS FOR DETERMINING THE PLACES 

 AND MOTIONS OF THE HEAVENLY BODIES. 



a. ASTROLABES. 



1752. Suspension Astrolabium. A v.ery old astronomical 

 instrument made in 1525. Professor Buys-Ballot, Utrecht. 



1753. Astrolabe, constructed for Sir Francis Drake, 



prior to his first expedition to the West Indies in 1570. 



Royal Naval Museum, Greenwich. 



This instrument is said to have been preserved in the Stanhope family till 

 1783. It was subsequently presented to King William IV., who in 1833 

 deposited it in Greenwich Hospital. 



1754. Astrolabe. Ivory, mouuted^with gilt ormolu. A figure 

 of the Creator is engraved outside. It still retains the original 

 compass and needle. Nuremburg. Dated 1585. 



Rev. J. C. Jackson. 



1755. A Persian Astrolabe. 



The Royal United Service Institution. 



Presented to the United Service Institution, May 1842, by Major-General 

 Sir John May, K.C.B., K.C.H. 



1756. Ptolemy's Planisphere or Astrolabe, made in 1601, 

 by Michael Coignet, at Antwerp. (See the works of Gemma 

 Frisius, Metius, Lansberghen, &c.) 



H. G. Van de Sande Bahhuysen, Director of the Observa- 

 tory at Ley den. 



1757. Ptolemy's Planisphere or Astrolabe, made in the 

 beginning of the 16th century. (See the works of Grenima Frisius, 

 Metius, Lansberghen, &c.) 



H. G. Van de Sande Bakhuysen, Director of the Observa- 

 tory at Ley den. 



1758. Two Astrolabes, with four double sights ; belonging 

 to H.H. the Prince of Pless. Committee of Breslau. 



1759. Astrolabe, with movable sun-dial; belonging to H.H. 

 the Prince of Pless. Committee of Breslau. 



