ERRATA. 



Page 13, 3rd line of description of Jane Lew, for "most," read 

 "midst." 



Page 32, line 2 from top, for "thin," read "three." 

 Page 37, line 16 from bottom, for "2375," read "2475." 

 Page 51, line 17 from bottom, for "No. 81," read "73." 



Page 75, under Lower Kittanning Coal at depth of 360 feet, change 

 Nimrod Lake Mine No. 272 to 276. 



Page 118, No. 33 on Map II, change "Opeinng" to "Opening." 



Page 125, end of first paragraph, add the words "were based" 

 (which occur under foot-notes). 



Page 165, line 10 from top, for "ragged," read "rugged." 



Page 176, line 5 from top, the word "Buffalo)" should follow 

 "First Cow Run (Little Dunkard) Sand" (Buffalo). 



Page 236, line 1, for "F. C. Farinash," read "F. C. Forinash." 



