THE BOOK OF THE PRAIRIES 121 



and all the branches of industry, from the Govern- 

 ment experimental farm at Dryden to the great 

 water-works at Keewatin. There the Lake of the 

 Woods, 3000 square miles, furnishes the greatest 

 water dynamic in the world. As the train nears 

 Winnipeg, the introductory chapter in the encyclo- 

 paedic volume of the prairies begins, and many days 

 will have to be spent in looking through its pages. 



