PRACTICAL TREATISE 



ON THE 



MANUFACTURE AND DISTRIBUTION 



OF 



l\ COAL-GAS; 



ITS INTRODUCTION AND PROGRESSIVE IMPROVEMENT, 

 ILLUSTRATED BY ENGRAVINGS FROM WORKING DRAWINGS, 



WITH GENERAL ESTIMATES. 



BY 



***_ 

 ^* f*^ rv 



> 





SAMUEL CLEGG, JUN., 



CIVIL ENGINEER. 



LONDON : 



JOHN WEALE, 59, HIGH HOLBORN. 

 1841. 



