No. 144.] 567 



The subject of appointing a permanent chairman atid secretary 



of the Mechanics' Club was considered. 



On motion of Prof Mapes, seconded by Mr. Smith, 



Mr. H. B. Renwick was appointed the chairman, and Henry 



Meigs the secretary. 



And after it was read the President, Mr. Pell, resigned the chair 

 to Heiiry B. Renwick. 



Henry B. Renwick in the chair. Henry Meigs, secretary. 



The minutes of last meeting, (which was the first held by this 

 club,) by Secretary Maynard, were read and approved. 



Professor James Renwick read a note from Mr. Storms object- 

 ing to the open discussion of the subject of this meeting, (viz.) 

 "Injection of cold air into the cylinder of a steam engine while in 

 operation." After discussion, 



Prof Renwick moved to postpone the discussion. 



The question of cut off being stated by Mr. Fisher. 



Further discussion ensued, in which Messrs. Hyde, Fisher, 

 Meigs, Nash, Copeland, E. W. Serrell, Ediwn Smith, Simpson, 

 Maynard, the Chairman and Prof Renwick, took part, on the sub- 

 ject of cut off in the steam engine, and said that it should be re- 

 served by the club for further discussion. It was a good subject. 



Mr. E. W. Serrell moved to narrow the question. 



Mr. Copeland moved to discuss the mere simple question of 

 cut-oflF; to narrow the question as much as possible, and whether 

 working steam expansively is to be preferred. 



Mr. Fisher moved that Mr. Copeland's motion as to the subject 

 for discussion at the next meeting of the club be adopted. Car- 

 ried unanimously. 



The question was then reduced to writing by Mr. Copeland, and 

 is as follows: 



" The most economical point at which to cut off the steam sup- 

 plied, 1st. To non-condensing engines; and 2nd. To condensing 

 engines, irrespective of the character of the work to be per- 

 formed." 



