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Alfred Marcello
11-14-2007, 02:04 PM
I recently purchase a hamilton 927 HC pocket watch. I need help identifying the maker of the case. Since I have not yet mastered the art of posting a photograph, I will attempt to describe to symbol on the inside of the dust cover. The symbol resembles the arm and hammer one would find on The Arm and Hammer baking soda logo. The symbol is inside a diamond. Any help would be appreciated. By the way this is the only inscription on the case.

Kent
11-14-2007, 05:51 PM
Hi Alfred:

Welcome to the NAWCC Pocket Watch Message Board!

Philadelphia Case Catalog (with Movements) (http://scriptorium.lib.duke.edu/dynaweb/eaa/databases/ephemera/@Generic__BookTextView/39129;nh=1?DwebQuery=Philadelphia#1) - scroll up - (courtesy of Duke University's "Emergence of Advertising in America" website) lists a variety of their case grades, including the one holding your movement:
Perfection - "Arm & Hammer" Trade Mark: 14 K gold plated case.

leghorn
11-14-2007, 07:32 PM
Hi Alfred:

Welcome to the NAWCC Pocket Watch Message Board!

Philadelphia Case Catalog (with Movements) (http://scriptorium.lib.duke.edu/dynaweb/eaa/databases/ephemera/@Generic__BookTextView/39129;nh=1?DwebQuery=Philadelphia#1) - scroll up - (courtesy of Duke University's "Emergence of Advertising in America" website) lists a variety of their case grades, including the one holding your movement:
Perfection - "Arm & Hammer" Trade Mark: 14 K gold plated case.


Kent

Wasn't there one listed by Keystone , with a picture of an" arm&hammer", enclosed in a diamond; which was brass.

leghorn

Kent
11-14-2007, 08:44 PM
leghorn:

Philadelphia, which Bought Out Bates & Bacon (B&B) in 1901 (http://photos21.flickr.com/31451680_9e0334ef4f_o.jpg), became a part of Keystone, as Jerry Treiman reported in a message board thread (about a watch made by the U.S. Watch Co.) that "... the history provided in legal documents for the anti-trust case against Keystone ... states that all of the capital stock of a newly organized Philadelphia Watch Case Co. (August 1900) was owned by Keystone.

Kent

Alfred Marcello
11-15-2007, 09:14 AM
Kent and leghorn,

Thanks for the information regarding the identification of the watch case. I should add that no where on the case is there any indication of the gold content. Could this be brass?

Kent
11-15-2007, 04:34 PM
If it appears to be brass, then the gold plating has worn off and all that is left is the brass. One might expect that in a hundred years' worth of wear.

leghorn
11-15-2007, 06:04 PM
leghorn:

Philadelphia, which Bought Out Bates & Bacon (B&B) in 1901 (http://photos21.flickr.com/31451680_9e0334ef4f_o.jpg), became a part of Keystone, as Jerry Treiman reported in a message board thread (about a watch made by the U.S. Watch Co.) that "... the history provided in legal documents for the anti-trust case against Keystone ... states that all of the capital stock of a newly organized Philadelphia Watch Case Co. (August 1900) was owned by Keystone.

Kent

Kent

Many thanks for the "Heads-up".


leghorn:thumb:

Tom Huber
11-18-2007, 08:59 PM
Kent, I have an 18S HC with the "arm & hammer" insignia in the back that is definitely a brass case. It never had any gold covering on it.

Tom

Kent
11-19-2007, 04:08 AM
Welllllll .................

Live and learn!

Thanks Tom