Walter William Skeat

“ Ii. 3. 3. Astrol. i. 17.
Fig. 11. Rough sketch of the position of the 'Rete' in Astrol. ii. 3 (first part) . Denticle opposite C, and first point of Aries opposite X; 9 a.m.
Fig. 12. Rough sketch of the position of the 'Rete' in Astrol. ii. 3 (second part) . Denticle near O; first point of Aries near H; 8h. 8m. p.m.
Fig. 13. Diagram of the Elevation of the Pole; Astrol. ii. 23. The arc AN is 56°; A′N is 48°; A′P is 4°; and PN is 52°. A, A′ are two positions of the Pole-star.
Plate VI. Fig. 14. A 'Table' or disc shewing the twelve astrological 'Houses'; Astrol. ii. ”

“ The front of the Astrolabe, with raised border. In the wide depression in the middle, the plate called the 'Rete' is dropped in, and is shewn in its primary position. Other positions of it are sketched in Fig. ”

“ Fig. 5. One of the Tables or discs, used by being dropped within the depression on the front of the Astrolabe; i. 17. They were marked differently, according to the latitude of the place. The one here drawn is suitable for the latitude of Oxford, nearly. ”