> Kelly McGrath said:
>
> >It's trivial for a computer to calculate that a 13-digit and 10-digit
> >ISBN are the same.
>
> Assuming Kevin et al. know of the situation, and program for it.
-- Yep. In fact, it's been in our code for months. Not only that, the logic then evaluates the ISBNs to ensure that, in fact, we are not dealing with the same manifestation of something. How are your experimentations coming along?
Kevin
> -----Original Message-----
> From: Bibliographic Framework Transition Initiative Forum
> [mailto:[log in to unmask]] On Behalf Of J. McRee Elrod
> Sent: Monday, May 20, 2013 11:19 PM
> To: [log in to unmask]
> Subject: Re: [BIBFRAME] Instance of ISBNs in MARC records
>
> Kelly McGrath said:
>
> >It's trivial for a computer to calculate that a 13-digit and 10-digit
> >ISBN are the same.
>
> Assuming Kevin et al. know of the situation, and program for it.
>
> So in Roy's list, the records with two 020s really only have one ISBN
> >with both versions recorded.
>
> I can't speak of OCLC's two 020s, but in ours most of the two ISBNs are
> bound and paperback ones. We do not add the other number of digits
> ISBN if not in the source. We do not catalogue on OCLC.
>
> >The records with odd numbers of ISBNs presumably represent some
> failure
> >of OCLC's validation routine.
>
> In our case, most of those are ISBNs for various bindings: e.g., trade,
> library, deluxe.
>
>
> __ __ J. McRee (Mac) Elrod ([log in to unmask])
> {__ | / Special Libraries Cataloguing HTTP://www.slc.bc.ca/
> ___} |__ \__________________________________________________________
