HYDROLOGY. I49 



deposition of the excess of the lime and magnesia as travertine. It 

 frequently coats moss and other vegetation, which are then erroneously 

 said to be petrified. Where the base of the moss is coated without 

 destroying its form, while the upper portion is still green, as not un- 

 frequently occurs, the error is a very pardonable one. The deposit is 

 also called calcareous tufa. 



LOCATION. 



Empire, Sees. 6 and 7, several. 

 Hartford, Sec. 24, S. W. qr., several. 

 Walworth, Sees. 11, 14 and 15, several. 

 Whitewater, Sec. 1, near center. 

 Taycheedah, Sec. 21, S. E. qr., large deposit. 

 Brooklyn, Sec. 35, Lovers' Glon. 

 Delavan, village, several. 



Trout Springs. The following were noted as possessing sufiicient 

 volume and apparent purity to justify further attention with a view 

 to the raising of trout. In the absence of analyses, their fitness is not 

 here asserted and they are named only as being worthy of a more 

 careful examination by those who may be interested. Their position 

 in general is favorable, having a rapid fall and being unexposed to 

 dangerous floods: 



liOOATION. 



Ottawa, Sec. 14, owned by W. James. 



Ottawa, Sec. 11, N. E. qr., volume limited. 



Hubbard, Sec. 12, N. W. qr., volume medium. 



Hubbard, Sec. 5, N. W. qr., several, medium seize. 



Delafield, Sec. 30, S. E. qr.. Maxwell's. 



Herman, Sec. 5, N. E. qr., several, very large. 



Herman, Sec. 6, N. W. qr. 



Theresa, Sec. 28, N. E. qr. of S. E. qr., large but perhaps not uniform enough in 



temperature. 

 Ottawa, Sec. 4, S. B. qr., Dousman's, akeady successfully utilized. 

 Taycheedah, Sec. 21, S. E. qr., large. 

 Taycheedah, Sec. 16, N. W..qr. of S. W. qr., very large. 

 Taycheedah, Sec. 9, S. E.'qr. of S. W. qr., very large, rocks colored, but no ii-on 



taste distinguishable. 

 EUington, Sec. 27, center, large. 

 HoiHxjnia, Sec. 28, N. W. qr., large. 

 Berlin, Sec. 14, Mitchell's. 

 Port Washington, J. Druecker's. 

 Cedarburg, now utilized. 

 Stm-geon Bay, opposite village. 



Artesian Wells. The term Artesian is sometimes applied to very 

 deep wells without regard to whether the water flows at the surface or 

 not, but it will here be conflned to flowing wells without regard to 



