Wiltzius, William J., <br/><br/>
Fish culture and stocking in Colorado, 1872-1978 / 
William J. Wiltzius. 
 - 102 pages :  illustrations ; 
 - Division Report No. 12 .
 - Division Report No. 12. .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Fishes--History.--Colorado<br/>Colorado--History.