18 



No. 



18. Fire Cock, South-East Staircase, 

 on the gronnd floor » 



19. Chamber Engine in the Map 

 Eoom, SoTith-East of the Hall. 



UPPPER FLOOR. 



20. Fire Cock, South-East Staircase, 

 Tipper floor. 



To the Sonth-East of No. 20 

 there is a Hand Pump. 



21. Fire Cock, East side, south of 

 Centre, Bird Gallery. 



22. Fire Cock, East side. North of 

 Centre, Bird Gallery. 



23. Chamber Engine, top of North- 

 East Staircase. 



24. A Cock to supply the same. 



25. Fire Cock, top of North-East 

 Staircase, Mineral Gallery. 



26. Fire Cock, East Hoisting Shaft, 

 Mineral Gallery. 



27. Fire Cock, West Hoisting Shaft, 

 Mineral Gallery. 



To the North- West of No. 27 

 there is a Hand Pump. 



28. Chamber Engine, upper floor, 

 North- West Staircase. 



29. A Cock to supply the same. 



30. Fire Cock, East side. North of 

 Centre, 1st Vase Eoom, 



