The collection contains correspondence, lists, and samples, mostly from the Western Builder's Supply Co. of San Francisco,
ca. 1920s-1930s, and two letters (TLS) to George Washington Smith, Santa Barbara architect, re architectural and design catalogs
and brochures being sent, 1922 and 1928. Related trade catalogs, also collected by Knowles, have been cataloged separately.
Copyright has not been assigned to the Department of Special Collections, UCSB. All requests for permission to publish or
quote from manuscripts must be submitted in writing to the Head of Special Collections. Permission for publication is given
on behalf of the Department of Special Collections as the owner of the physical items and is not intended to include or imply
permission of the copyright holder, which also must be obtained.