Columns: 
(MIXED RED AND BLUE) 
3-5 vessel code. See Appendix No. 2, p. 44. 007 = C. H. Gilbert . 
6-9 cruise number. For example, cruise 47 would be written 0047. 
(RED ONLY) 
44-45 wind direction. Code according to Table 1, H.O. Pub. 606-c» 
46-47 wind speed. Record in whole knots. 
48-49 barometer. Read in millibars and code according to Table 2, 
H.O. Pub, 606-c. 
50-51 weather. Code according to Table 3, H.O. Pub. 606-c. 
52 sea. Code according to Table 7, H.O. Pub. 606-c. 
53 visibility. Code according to Table 6, H.O. Pub. 606-c. 
(BLUE ONLY) 
32-341 
35-37/ Enter both in degrees Centigrade to the nearest .1®. 
38 cloud type. Code according to Table 4, H.O. Pub. 606-c. 
39 cloud amount. Code according to Table 5, H.O. Pub. 606-c. 
(RED ONLY) 
Blank. " bottle no." This field is to record surface nutrients. 
If, for example, surface phosphate is taken, enter "PO4" in 
the space above the word "bottle." Enter PO4 bottle numbers 
below. 
