https://bugs.koha-community.org/bugzilla3/show_bug.cgi?id=14341 --- Comment #7 from Katrin Fischer <katrin.fischer@bsz-bw.de> --- Thx, Heather! I was thinking of: 773 $z - International Standard Book Number (R) I haven't checked if all 7xx with ISSN also support ISBN - maybe? -- You are receiving this mail because: You are watching all bug changes.