AND THE UiCRTFOKDSniUK BOURNE. 



79 



Table I. — Mean Rainfall in Ilerffardshirefor each Summer, JJlnter, 

 and Year preceding thejioiving of the Bourne since 1852, with the 

 Ratio to the Mean far the Haifa century 1842-92. 



Table II. — Mean Rainfall at Berhhamsted and Nash Mills far each 

 quarter of the year, and each 9 months and year, preceding the 

 flowing of the Bourne since 1852. 



