APR92.ZIP  apr92        ... ISO Standards Message Traffic
DEC91.ZIP  dec91        ... ISO Standards Message Traffic
FEB92.ZIP  feb92        ... ISO Standards Message Traffic
JAN92.ZIP  jan92        ... ISO Standards Message Traffic
MAR92.ZIP  mar92        ... ISO Standards Message Traffic
MAY92.ZIP  may92        ... ISO Standards Message Traffic
NOV91.ZIP  nov91        ... ISO Standards Message Traffic
OCT91.ZIP  oct91        ... ISO Standards Message Traffic