Product: Aleph Product Version: 20, 21, 22, 23 Relevant for Installation Type: Dedicated-Direct, Direct, Local, Total Care Description How is the AVA $$d call number created? Resolution AVA $$d is cre...Product: Aleph Product Version: 20, 21, 22, 23 Relevant for Installation Type: Dedicated-Direct, Direct, Local, Total Care Description How is the AVA $$d call number created? Resolution AVA $$d is created from z30-call-number, using definitions in ./[adm]/tab/edit_field.eng, field LOC identifier "D". If Items are missing, AVA $$d is created from HOL record field 852, using definitions in ./aleph/aleph_start "correct_852_subfields". Article last edited: 15-May-2016