IX. NAVAL ARCHITECTURE, ETC. 519 



2178fn. Drawing showing the first iron vessels built in 

 London, designed for the navigation of the River Ganges, with 

 oscillating engines of 60 horse-power collective ; date 1832. 



Maudslay, Sons, and Field. 



2178fo. Drawing showing another set of same, with beam 

 engines; date 1838. Maudslay, Sons, and Field. 



2178gm. Drawing of 30 horse-power oscillating Engine 

 fitted in the " Sylph," Woolwich packet, 1836. 



Maudslay, Sons, and Field. 



2178gb. Model of Patent Annular Cylinder Engines, 



by Maudslay, Sons, and Field, as fitted in first improved Channel 

 Packet " Princess Alice " (Dover to Calais), 1843. 



Maudslay, Sons, and Field. 

 2178gc. Model of Double Piston-rod Steeple Engines, 



fitted in the Hon. East India Company's vessels on the River 

 Indus. 1840. Maudslay, Sons, and Field. 



2178gd. Sectional Model of Side by Side Cylinder 

 Horizontal Compound Engines. John Milner, C.E., 1853. 

 J. Warriner. Maudslay, Sons, and Field. 



2178gh. Drawing. First direct-acting screw engines fitted 

 by Maudslay, Sons, and Field, in 1846 (H.M.S. "Ajax" and 

 " Edinburgh," 450 horse-power nominal collective). 



Maudslay, Sons, and Field. 



2178gi. Drawing, showing arrangement of machinery in 

 vessels. Maudslay, Sons, and Field. 



2178gk. Drawing, showing Engines of H.M.S. " Retri- 

 bution," 1842 (similar to those of the "^Terrible," 800 horse- 

 power nominal collective) ; patent 4-cy Under engines. 



Maudslay, Sons, and Field. 



2178gl. Drawing of Beam Engines of 220 horse-power 

 collective of H.M. ships "Rhadamanthus," " Phoenix," 

 Salamander," " Medea," date 1832. 



Maudslay, Sons, and Field. 



2159d. Model of Beam Engines, similar to those of the 

 " Great AVestern " steamship. This model was made by the late 

 Henry Maudslay. Maudslay ', Sons, and Field. 



2159e. Model of Feathering Screw, by the late Joseph 

 Maudslay. Date 1848. Maudslay, Sons, and Field. 



2159f. Model of Paddle Wheel of " Great Western" 



steamship, designed by the late Joshua Field, F.R.S. 



Maudslay, Sons, and Field. 



