1. Marc record contains a 264 field with multiple subfield $a. eg =264 \1$aAbingdon, Oxon ;$aNew York, NY :$bRoutledge,$c2020. 2. Marc modification template created to set to "Copy All" 264a to 260a 3. Stage record with template from #2 4. Note that 2 x 260 fields created =260 \1$aAbingdon, Oxon =260 \1$aNew York, NY 5. Expected outcome: =260 \1$aAbingdon, Oxon;$aNew York, NY Variation using "Copy 1st" doesn't work either. Result is =260 \1$aAbingdon, Oxon