Answered By: Regan Brumagen Last Updated: Jul 19, 2016 Views: 81
We do have a small 10 page publication on the story of Brock and Company. It is titled "The story of California cut glass". Main Author: Brock & Company. Title: The story of California cut glass. Publisher: [S.l. s.n., 1990-1996?] Description:  p. : ill. ; 15 cm. Notes: Brief history of John J. Sommans, glass cutter for the jewelry house of Brock & Company, illustrated with pictures of his cut glass, with prices. Reprint of the original brochure, which was probably published ca. 1900-1909, by Brock & Co.
Jane Spillman has provided me with information on a skeleton mold. A diagram of this can be found in the publication below: Main Author: Hajdamach, Charles R. Title: British glass, 1800-1914 / by Charles Hajdamach. Publisher: Woodbridge, Suffolk : Antique Collectors’ Club, 1991. Description: 466 p. : ill. (some col.), facsims. ; 28 cm. Notes: Includes index. Bibliography: p. 452-456.
I have scanned and attached the relevant pages from this book. You may also request this publication from interlibrary loan. More information about this can be found at our website, http://www.cmog.org, please see the Rakow Library section. NC