U. S. B. F.— Doc. 1092 



FIG. 40.— STRIPPING SALMON WITH AID OF STRAIT JACKET 



FIG. 41.— CHEHALIS HATCHERY, WASHINGTON FISH AND GAME COMMISSION, 

 SHOWING RACKS TO PREVENT SALMON FROM GOING UPSTREAM, AND PEN FOR 

 HOLDING SPAWNING FISH 



