

July, 1844. 



ADVERTISING SHEET 





OF THE 



AMERICAN JOURNAL OF SCIENCE 



ILLUSTRATIONS FOR LECTURES 



ON 





V* 



VARIOUS BRANCHES OF NATURAL SCIENCE, 



Painted in Distemper by 



RUSSELL SMITH, 



Landscape Painter, Milestown, Philadelphia Coun- 

 ty, Penn. 



Letters to be addressed to the care of Professor John F. Frazer, 

 Philadelphia. 



July, 1844. 



New Work on the Steam Engine by the Conductors 



of the Ariizan. 



i 





A TREATISE on the STEAM ENGINE, by the Artizan 



Club, is in preparation, and will be completed in 24 Monthly Parts, 

 4to, Is. each. No. 1 on the 1st of July. Each number will be 

 illustrated by a Steel Plate and several Wood Cuts. 



This work will give a complete account of the Steam Engine as 

 applied to Mines, Mills, Railways, and Steam Navigation ; will 

 contain Practical Rules and Examples of the best Machinery; and 

 will be representative of the Present State of Steam Science in 

 England- 

 London : Longman, Brown, Green and Longmans. 



July, 1844. 





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