Source for country list:

http://unstats.un.org/unsd/methods/m49/m49alpha.htm

or 

http://userpage.chemie.fu-berlin.de/diverse/doc/ISO_3166.html


The scf_vxxx.csr file contains lists of those observatories
which provided scalar F in the binary data - an 'S' in a
year field indicates that scalar F was provided, V means
vector F, D means delta-F, blank means no data.