SEC, 12. APPLIED MECHANICS. 



Built aud engiued by the late firm of Tod & McGregor in 1864, for His 

 Highness Ismail Pacha, Viceroy of Egypt, being completely composed of 

 steel for light draught of water, schooner rigged. 



Engines oscillating, cylinders 44 ins. diameter, stroke 3 ft., horse-power 

 120 nominal, speed 20 miles per hour. 



2178cf. Model of the Faddle Steamer " Mukhbir 

 Suroor." Length 220 ft., breadth 20 ft., depth 9 ft. 



David and William Henderson and Co- 



Built of iron and engined by the late firm of Tod & McGregor in 1864, for 

 His Highness Ismail Pacha, Viceroy of Egypt, as tender to the " Faid Zafar," 

 schooner rigged. 



Engines oscillating, cylinders 40 ins. diameter, length of stroke 3 ft., horse- 

 power 100 nominal. 



2178cg. Model of the Screw Steamer " City of Man- 

 chester." Length 262 ft., breadth 36 ft., depth 25 ft. 2,096 

 tons gross. David and William Henderson and Co. 



Built and engined by the late firm of Tod & McGregor in 1851, for the 

 Inman Company, to trade between Liverpool and New York ; barque-rigged, 

 with jigger, about the first vessel ever fitted with iron masts. 



Engines beam-geared, cylinders 71 ins. diameter, length of stroke 5 feet, 

 horse-power- 370 nominal. 



2178ch. Model of the Screw Steamer " City of Rich- 

 mond." Length 440 ft., breadth 43 ft. 6 ins., depth 34 ft. 

 4,606 tons gross. David and William Henderson and Co. 



Built and engined by the late firm of Tod & McGregor in 1873, for the 

 Inman Line to trade between Liverpool and New York. Ship rigged. 



Engines, direct acting compound inverted, cylinders 76 ins. and 120 ins. 

 diameters, length of stroke 5 ft. ; propeller 22 ft. diameter ; horse-power 

 670 n6minal ; speed at trial trip, 17 knots per hour ; 10 boilers, 30 furnaces. 



2178ci. Model of the Screw Steamer " Princess 

 Royal." Dimensions, length 200ft., breadth 28 ft,, depth lo ft. 

 527 tons gross. David and William Henderson and Co. 



Built by the late firm of Tod & McGregor in 1861, for the Glasgow and 

 Liverpool trade, schooner rigged. 



Engines, direct acting inverted, compounded in 1873 by having 2 high 

 pressure cylinders 24 inch diameter placed on top of the 45 inch cylinders 

 length of stroke 2 ft. 6 ins., horse-power 170 nominal, propeller 12 feet diameter, 

 speed 12 knots per hour. 



2178cj. Model of the Screw Steamer " Lady Nyessa." 



Dimensions, length 150 ft., breadth 14 ft., depth 6ft. 



David and William Henderson and Co. 



Built by the late firm of Tod & McGregor in 1861, for the late Dr. Living, 

 stone, for exploration in Central Africa. To facilitate transportation of the 

 vessel from the Zambesi to Lake Nyessa, she was constructed in 12 segments 

 in her length, each segment being in two pieces which were bolted together 

 through angle iron frames. Dr. Livingstone on his return home from Africa 



