see >>YZ below: Does anybody here know the difference between MARC21 and USMARC? >> for all intensive purposes they are synonimous (USMARC at its 21 iteration is MARC21) Apparently we need to tell Primo that my data is one of the following formats: MARC21 YZ >> itąs this! MAB >> German MARC DANMARC2 >> Danish MARC UNIMARC YZ >> some European counriesą MARC MARC Exchange >> shouldnąt be different from MARC21; use MARC21 to be on the safe side >