If necessary record the holdings location in the 049 field. Item information is input in the OCLC record in the 949 field.
Some examples follow.
This is for acquisitions information, do not confuse it with the 949 field. Some of these codes 'explode' in the PAC display. In other words the code 'a' becomes App for Appendix, or the code 'b' becomes Bk for Book, etc. These codes must appear as the first character in the subfield followed immeadiately by the data that you want to display. The subfields used to transmit the coded data for these fields are d, e, f, and g.