DESCRIPTION OF PLATES. xv 



Plate 36. Front elevation of stables. 



Plate 37. Plan, section, and elevation of loose boxes, and sur- 

 gery. 



Plate 38. Plan of stable roof. 



Plate 39. North London Tramway Company's general plan of 

 stables at Ponder's End. A. Entrance gates. B. Wicket 

 gate. C. Boundary fence, a, large meter connected with Gas 

 Company's main in Tramway avenue ; a, small meter for 

 gas engine ; b^ burners ; r, screw-down tap ; d, water trough ; 

 e, gullies ; /, valve well ; g^ ventilator to sewer ; h, man-hole ; 

 /, chase for down pipes ; 7, smith's hearth ; k^ corn chest. 



Plate 40. Longitudinal section of stable. 



Plate 41. Transverse ditto. 



Plate 42. Elevations of stables, showing longitudinal section of 

 roof of shed. 



Plate 43. Fig. i. Transverse section of roof of shed, and inside 

 view of screen. Fig. 2. Transverse section of Mansard roof. 

 Fig. 3. Detail for fixing purlins on iron roof. 



Plate 44. Details of iron roof (Plate 43, Fig. i) 40 feet span. 



Plate 45. Longitudinal section of smithy, and details of hearth. 



Plate 46. Transverse section of smithy, locking bolt, and dress- 

 ing ring. 



Plate 47. Ground floor and first floor ; plan of corn store, hay 

 loft, engine house, and tank house. 



Plate 48. Longitudinal section through corn store and engine 

 house. 



Plate 49. Details of privy and man-hole. 



Plate 50. Cambridge Tramways Company. General plan. 

 First floor plans of dwelling and corn store, and plan of roof. 



Plate 51. Ditto. Elevation to road, and elevation of offices, 

 smithy, loose box, &c., in yard. 



Plate 52. Ditto : — Elevation of corn store and stables in yard. 



