MARC:

653 __ |a

21.1  This field is generated by the ImageServer. 

21.2  This field MUST be the FIRST 856 field in order to display the thumbnails on the title list. 

21.3  Select "Photo of" or "Print of", or "Drawing of" etc. from the drop-down list and type the title of the image.

21.4  Text in the sub-field |z will display on the OPAC as a link to the image. 

21.5  Searching "sdc" by keyword will list all images cataloged.