> -----Original Message-----
> From: J. McRee Elrod [mailto:[email protected]]
> Sent: September 13, 2011 1:32 PM
> To: Brenndorfer, Thomas
> Cc: [email protected]
> Subject: Re: [RDA-L] Media terms for kits (fwd)
>
>
> Thomas said:
>
> >A carrier could have several content types, and the subfields are
> repeatable
> >(as long as they are all from the same $2 vocabulary)
>
> Which is true (my examples were just examples), adds to the
> complexity, and the need for "mixed" and "kit", or coding the three
> terms in a single field with subfields.
>
> SLC certainly prefers repeating $a for multiple terms in 336-338, an
> option allowed by RDA mapping.  Who rejected that, LCPS?
>


The current training modules at LC allow for repeating subfield $a in the same 
field:

http://www.loc.gov/aba/rda/training_modules.html

http://www.loc.gov/aba/rda/source/Georgia_module_2_pt_2_17august2011.ppt

Subfield $3 will be used for material specified if the 336, 337, and 338 fields 
need to be linked to a specific piece.

There is also the possibility of combining the types, like carrier types, in a 
single field for a kit:

338 $a audio disc $a volume $a object

as indicating the mixture of carrier types in a kit.

So this would work for a kit:

336 $a text $a moving image $a spoken word
337 $a unmediated $a video $a audio
338 $a volume $a videodisc $a audio disc

The values point the "types" for content, media, and carrier in the kit, and 
not to a comprehensive list of every single piece. I think at one point 
"category" was going to be used instead of "type" for the names of these 
elements.


Thomas Brenndorfer
Guelph Public Library

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