REPORT 
OF THE 
COMMITTEE FOR SUPERINTENDING THE PLACING OF 
RAIN GAUGES 
ALONG THE LINES OF THE 
ROCHDALE, ASHTON-UNDER-LYNE, AND PEAK 
FOREST CANALS, 
WITH 
OBSERVATIONS UPON THE RETURNS, 
AND OTHER PARTICULARS. 
BY JOHN FRED. BATEMAN, M. INST. C.E. 
Read 18th of March, 1845. 
During the last session of the society a com- 
mittee was appointed, and a sum of money granted 
for the purpose of testing the accuracy of the 
observations upon the fall of rain, which had for 
many years been made on and near the line of 
the Rochdale canal; and for some years also on 
the lines of the Ashton and Peak Forest canals. 
The great difference which existed between 
these observations, as published in the last or 
