Persian Cataloging Page -- Guidelines for Establishing Persian Names

Guidelines for Cataloging Persian Materials

Dates with "or."

The citation of these dates depends on how the number is read in words -- the words necessary to read the number are represented by the numerals, e.g.:
            1799 or 1800
1800 or 1801 (not 1800 or 1)
1902 or 2, 1902 or 3, etc.
1810 or 11 (not 1810 or 1), 1811 or 12, etc.
1819 or 20
1821 or 2, 1822 or 3, etc.
Persian Cataloging Page -- Guidelines for Establishing Persian Names