ERRATA 



Figure 5: In the legend "oi" should be "of" and "tounting" .should be "counting." 

 Page 12, line 16: "observtaions" should be "observations." 



Page 22, 9th line from bottom of page: " Morain Creek" should be "Moraine Creek." 



Page 28, table 3: In the box head over the reading column the word "cubic" should not occur. 



Page 52, table 17: "Decigrams" in the box heads should be "Hectograms." 



Page 56, table 21: "Decigrams" in the box heads should be "Hectograms." 



Page 309, last line: "on" should be "no." 



Page 353, line 13 from the bottom: "athoms" should be "fathoms." 

 Page 409, first line of last paragraph: "severa" should be "several." 

 Page 473, last line of text: "orm" should be "form." 

 Page 495, line 4: "in" should be "is." 

 Page 540, line 3: "noe" should be "none." 



Page 579: Below table 24 there should be a footnote, as follows: "See footnote 3, table 20, 

 page 575." 



IV 



