099  Local Free-Text Call Number (R)

Use a separate subfield ǂa for each call number segment or line. You may use any combination of letters, numerals, punctuation, and special signs or symbols in subfield ǂa. You cannot include a blank line within a local free-text call number. There is a limit of eight characters per line for a spine label. Any characters beyond the eighth will automatically wrap around to the next line unless you insert a subfield ǂa to break a line at a point you choose.

A feature heading from a classified catalog. A feature heading is the verbal part of a subject classification scheme, sometimes used to specify a subject for which there is no exact notation in the scheme. Data in subfield ǂe display in label displays as if they were in subfield ǂa. There is a limit of eight characters per line for a spine label. Any characters beyond the eighth will automatically wrap around to the next line unless you insert a subfield to break a line at a point you choose. Because subfield ǂe is not repeatable, use multiple subfields ǂa rather than subfield ǂe to break up a string longer than eight characters.

A filing suffix from a classified catalog. A filing suffix often consists of the first three or four characters of the author's surname or the title, allowing resources within the same class to be arranged alphabetically. Data in subfield ǂf display in label displays as if they were in subfield ǂa. There is a limit of eight characters per line for a spine label. Any characters beyond the eighth will automatically wrap around to the next line unless you insert a subfield to break a line at a point you choose. Because subfield ǂf is not repeatable, use multiple subfields ǂa rather than subfield ǂf to break up a string longer than eight characters.