It's not a library, but the McMaster-Carr product catalog is a classic:
    http://www.mcmaster.com/

Keith


On Wed, Sep 19, 2012 at 3:00 PM, Tania Fersenheim <[log in to unmask]> wrote:
> Got a favorite discovery interface?  Send me the URL
>
> I am doing some quick & dirty investigation into libraries that have
> successfully and elegantly integrated discovery of various resources,
> e.g.:
>
>  - library catalog
>  - federated indexing service such as  Serials Solutions or Primo
> Central, or a federated search system like Metalib
>  - ejournals
>  - ebooks
>  - libguides
>  - library web site
>  - worldcat local
>  - that kind o' stuff
>
> I am looking for sites that are both nice to look at and seem easy to
> use.  I will assume that if you're touting your own site it is
> technologically sophisticated.  :-D  Got any faves?
>
> Tania
>
> --
>
> Tania Fersenheim
> Manager of Library Systems
>
> Brandeis University
> Library and Technology Services
>
> 415 South Street, (MS 017/P.O. Box 549110)
> Waltham, MA 02454-9110
> Phone: 781.736.4698
> Fax: 781.736.4577
> email: [log in to unmask]