December 5, 1S84.J 



SCIENCE. 



513 



Heights of the pillars on the Circumferences of the pillars, 

 outside. 



7 feet 3£ inches. 



7 " 2 



7 " 4 



7 " 6 



7 " 3 



7 " 10 



7 •« 7 



7 " 5 



Mean 



10 feet 1£ inches. 



10 " 2 



10 " 



9 " 9 



9 " 9i 



9 feet 11.6 inches. 



Mean 



I . . 



7 feet 5 rr; inches, giving diameter, 3 feet 2.1 inches. 



Sockets for jambs below. 



Breadth ... ft. 4} in. 



Height . . . " 4 " 



Depth . . . . " 2§ " 



Original height of frame, 2 



feet. 



West window. 

 Breadth . . . 2 ft. 2 in. 



Higher socket. 



Breadth 



South-west niche. 



Breadth . . . Ift.Oin.j Hei « ht ' 

 Height . . . . 1 " 3 " I 



1 ft. 6 in. 



1 << 4 " 



Diameters of bases of columns | 

 (most regular). 



3 feet 10 

 3 " 95 



3 " 10 



inches 



Mean 



3 feet 95 inches. 



Circumferences of bases 



12 feet 2 inch 



11 " 9 



12 " 1 

 12 " 2 



Mean 



12 feet ()\ inches, 



corresponding 

 to diameter, 



Fireplace. 



Breadth . . . 

 Height . . . . 

 Breadth at base, 



3 ft. 5 



4 ■« 



Niche on the right of fire- 

 place. 



Breadth . 

 Height . 



2 ft. 31 

 2 " 1* 



Small niche or socket on 

 south side. 



Breadth 

 Height 



1 ft. 6] 

 1 " 8 



10 



South window. 



Height outside, 2 ft. 5.', in. 

 Breadth . . . 2 " 2 " 



My ladder was too short to enable me to 

 measure the upper parts. 



Without wishing to express any archeologi- 

 ical opinion whatever, I cannot refrain from 

 saying, that, as far as I could perceive, all the 

 rough-cast covering the walls, the smooth mor- 

 tar in the sockets, etc., were a part of the origi- 

 nal mortar. There is a certain amount of later 

 mortar, but it is readily distinguished upon 

 close inspection. 



The fireplace has two flues ; and the windows 

 formerly had frames, as if for holding glass. 

 The projections of the pillars beyond the upper 

 part of the tower suggest that there might 

 have been a ledge upon which a miller could 

 climb to turn round the axis of the sails of 



