CONTENTS. xv 



APPENDIX. 



iCTION PAGE 



I. On Marine Boilers. By J. DINNEN, Esq., Assistant Engineer, Her Majesty's 



Dock-yard, Woolwich ........ 1 



II. A Form of Steam Journal, with remarks on the necessity of keeping a proper 



record of the operations of the engines in all steam vessels, and directions for 

 marking the Steam Journal, &c. By T. BALDOCK, Lieut. R.N., K.T.S. . 31 



III. On the Motion of Steam Vessels. By P. W. BARLOW, Esq., Civil Engineer 40 



IV. Time and Traverse Table. By Captain ROBERT OLIVER, R.N. . . 78 



V. Memoir of Her Majesty's steam ship MEDEA, during a service of nearly four 



years. By T. BALDOCK, Lieut. R.N., K.T.S. .... 80 



VI. On the Steam Boats of the United States of America. By JAMES RENWICK, 

 L.L.D., Professor of Natural Experimental Philosophy and Chemistry in 

 Columbia College, New York ....... 101 



VII. On Paddle Wheels. By ARISTIDES A. MORNAY, Esq. . . . 117 



VIII. On the Indicator. By JOSEPH GLYNN, Esq., C.E., F.R.S. . . 167 



IX. HOWARD'S Method of Vaporisation ...... 1?1 



X. On the General Theory of the Steam Engine. By the EDITOR . . 173 



XI. Practical Rules for calculating the Steam Engine. Do. . . . 205 



XII. INDEX. By JAMES HANN, Esq., of King's College . . . 233 



