ICOADS Web information page (Wednesday, 09-Nov-2005 00:00:04 UTC):

Figure 2d postscript

Figure 2d.

[Documentation and Software][Delayed-mode (ICOADS.DM) Archive]

U.S. National Oceanic and Atmospheric Administration hosts the icoads website privacy disclaimer
 Document maintained by icoads@noaa.gov
Updated: Nov 9, 2005 00:00:04 UTC
http://icoads.noaa.gov/r2_fig2d.html