For the Wright American Fiction collection,
<http://www.letrs.indiana.edu/web/w/wright2> we have modified the <PB>
element to include entity refs pointing to TIFF page images, and use
<FIGURE> to indicate illustrations on the page.
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On Mon, 1 Apr 2002, Perry Roland wrote:
> Hello, everyone,
> I'm new here so I hope I'm not re-opening an old wound. But I have
> questions about how to tag a project with both text transcription, page
> images, and meta-data about those images using teixlite. Searching the
> archives of this list I see that some discussion of this topic took place
> several years ago. But I'm unclear whether the changes proposed then have
> taken place.
> In July of '97 a couple of people suggested modifying the pb element to
> include an entity attribute. However, in August of '97 Lou Burnard
> first held that one should always use figure elements for page images.
> However, doing so inevitably leads to tag abuse since <figure> isn't allowed
> directly within <div>s or between them. When pressed Mr. Burnard suggested
> modifications to x.globIncl. However, Michael Sperberg-McQueen suggested
> modifying x.common to include figure, table, and text elements. It doesn't
> look to me like any modifications were made to the teixlite DTD based on
> these discussions.
> So I'm still left wondering how to include page images and meta-data about
> them without contorting the markup by adding bogus <p> elements. Is there
> any agreement on this yet?
> How about the following suggestion? Add an entity attribute to the pb
> element to encode the URL (indirectly through the entity) of the image and
> an optional pgDesc element to the content of pb, i.e.
> <!ELEMENT pb (pgDesc?)>
> <!ATTLIST pb [other attributes]
> entity ENTITY #IMPLIED>
> Meta-data for the page image could be recorded in the pgDesc element
> similarly to the way it is recorded for a figure in figDesc. When no
> meta-data was needed, the pb tag could still be written as <pb />, keeping
> previously encoded instances compatible with the revised DTD.
> Am I way off base here? I'm open to suggestions, flames, etc. Can other
> folks tell me how they're handling this 'problem'?
> Perry Roland
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> Digital Library R & D
> University of Virginia