Chronology type

From Ccslib.org

The following chronology types are available for use as chronology patterns in serial control records.

Type[1]	Pattern of months
MONTH	JAN, FEB, MAR, APR, MAY, JUN, JUL, AUG, SEP, OCT, NOV, DEC
MONTH2	JANUARY, FEBRUARY, MARCH, APRIL, MAY, JUNE, JULY, AUGUST, SEPTEMBER, OCTOBER, NOVEMBER, DECEMBER
BIMONTH	JAN/FEB, MAR/APR, MAY/JUN, JUL/AUG, SEP/OCT, NOV/DEC
BIMONTH2	DEC/JAN, FEB/MAR, APR/MAY, JUN/JUL, AUG/SEP, OCT/NOV
BIMONTH3	JAN, MAR, MAY, JUL, SEP, NOV
BIMONTH4	FEB, APR, JUN, AUG, OCT, DEC
SEASON	WIN, SPR, SUM, FALL
SEASON2	SPR, SUM, FALL, WIN
SEASON3	JAN/MAR, APR/JUN, JUL/SEP, OCT/DEC
SEASON4	WIN/SUM
DATE	JAN, FEB, MAR, APR, MAY, JUN, JUL, AUG, SEP, OCT, NOV, DEC
NUMERATION	no dates; uses issue enumeration, such as "V. 1 NO. 1"
CUSTOM	no predetermined months; uses whatever you tell it[2]
YEAR	no predetermined months; only uses years

1. ↑ MONTH2, BIMONTH3, BIMONTH4, and SEASON4 are locally defined chronology types.
2. ↑ Enter the desired issue identifiers in the Custom List field as a comma-delimited list. There cannot be any internal spaces in an identifer. For example, the custom chronology list for Ideals magazine was: EASTER, MOTHER'S_DAY, COUNTRY, FRIENDSHIP, THANKSGIVING, CHRISTMAS