z2S SEC. 12. APPLIED MECHANICS. 



21781. Model of the Stern of a 50-gun frigate, showing the 

 disposition of the stern timbers. Wm. Moody. 



2178g. Model of the Stern of a 50-gun frigate, showing the 

 disposition of the stern timbers. Wm. Moody. 



2178h. Model of a Jury Rudder as fitted to the arctic 

 schooner " Intrepid." Wm. Moody. 



21781. Model of a Bermudian Boat, " Pearl." 



Wm. Moody. 



2178J. Model of the State Barge in which William III. 

 landed at Greenwich, 1689. Wm. Moody. 



2178k. Model showing the method of framing a screw aper- 

 ture of a line of battle ship, to enable the screw to be raised or 

 lowered at pleasure. Wm. Moody. 



21781. Model of a Midship Section, showing the method 

 of framing a first rate wooden ship-of-war. Wm. Moody. 



2178m. Model of the Bow of a first rate ship-of-war, 

 < Prince of Wales." Wm. Moody. 



SERIES OF IRON MAIL PADDLE STEAMERS, DESIGNED AND BUILT 



BY THE LATE JOHN LAIRD, M.P., FROM 1840 TO 1860. 



2178n. Model of H.M.S. "Dover," 184O. Length 

 113 ft., breadth 21 ft., depth 9 ft. 10J ins. 228 tons. 90 horse- 

 power. Laird Brothers. 



This was the first iron mail steamer, and was built for the Admiralty in 

 1840. She carried the mails between Dover and Calais for many years, and 

 afterwards did good service on the coast of Africa. 



2178o. Model of "Lord Warden," 1847. Length 

 160 ft., breadth 24 ft., depth 10 ft. 9 ins. 446 tons. 160 horse- 

 power. Laird Brothers. 



Built for the South-eastern Railway Company in 1847, and is still running 

 as one of their despatch boats between Folkstone and Boulogne. 



2178p. Model of "Cambria," 1848. Length 196 ft., 

 breadth 27 ft., depth 14 ft. 6 ins. 716 tons. 370 horse-power. 



Laird Brothers. 



Built for the Chester and Holyhead Railway Company for their despatch 

 service between Holyhead and Dublin, was lengthened in 1860, and is still 

 running as a cattle boat. 



2178q. Models of the " Ulster," " Munster," and 

 " Connaught," 1860. Length 334 ft., breadth 35 ft., depth 

 19 ft. 2,039 tons. 750 horse-puwer. Laird Brothers. 



