Day, Charles,  1868- <br/><br/>
Indicator diagrams and engine and boiler testing / 
by Charles Day 
 - 3rd ed. 
 - Manchester:  Technical Pub ,  1898 
 - vi, 214 p.:  ill. ;  17 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Steam-engines--Testing<br/>Indicators for steam-engines<br/>Steam-boilers--Efficiency