the composite feed was edited
added ,$c to the end of 100 tags that do not contain $c tags
        columbia.apis.p251
        columbia.apis.p1796
        columbia.apis.p1799
        columbia.apis.p1807
        columbia.apis.p1923



marc conversion code was altered to map =55d to cu510_dd
the following records were cleaned up as a result
        columbia.apis.p16
        columbia.apis.p23
        columbia.apis.p28
        columbia.apis.p251
        columbia.apis.p256
        columbia.apis.p1925
        columbia.apis.p1926
        columbia.apis.p1930