Smithsonian Report, 1930. — Walker 



Plate 2 



1. A Tract Commonly Referred to as Waste Land Which Annually Pro- 

 duces MUSKRATS TO A GREATER VALUE PER ACRE THAN WOULD BE PRODUCED 



ON MANY Farms Raising Usual Crops and Livestock. Maryland 



2. A Louisiana Marsh Formerly Considered Worthless. Which is Now 

 producing Crops of Fur Bearers and Waterfowl Worth More than 

 Farm Crops on adjacent Dry lands 



