FIGURES 



Number Page 



1. Hydrographic stations of the M/V Cisco, 1952 2 



2. Hydrographic stations in eastern Lake Superior, M/V Cisco , 1953 3 



3. Hydrographic stations in western Lake Superior, M/V Cisco , 1953 4 



4. Area of operations for the M/V Williams , 1956 and 1957 7 



5. Bathythermograph stations of the M/V Williams , 1956 8 



6. Bathythermograph stations of the M/V Williams, 1957 9 



7. Recovery points of drift cards released at station 48 on July 3, 1953 .... 14 



8. Recovery points of drift cards released at station 49 on July 4, 1953 .... 15 



9. Recovery points of drift cards released at BT rV-34 on July 4, 1953 .... 16 



10. Recovery points of drift cards released at station 55 on July 6, 1953 .... 17 



11. Recovery points of drift cards released at station 11 on July 7, 1953 .... 18 



12. Recovery points of drift cards released at station 4 on July 8, 1953 19 



13. Wind track based on records at Fort William, Ontario, Canada, July 1 



to September 30, 1953 20 



VI 



