Reference Material, Documents, Photographs, Fun and Serious Educational Stuff
This page is crammed with links to 100s and 100s of pages of Gruen documents and research findings. Spend some times exploring. Each link often goes to a page that you can drill down a very long ways into the vast amount of reference material.
This stuff was gathered, purchased, scanned, photographed, etc (i.e. lots of energy expended) so that you can be better educated about Gruen watches. Most importantly, it is meant to be a springboard for further research. These documents are not the end but rather the beginning of the Gruen story.
Enormous numbers of pages of documents coming straight from Gruen. THIS is where the factual history is located!
These are your Gruen history books! 342 pages of wholly factual information. Perhaps the most important documents on this site!
25 page booklet that was pasted into the Guild Book. Has Gruen's recommended maintenance info PLUS many watch models with their names and specifications
25 pages of invoices from Gruen sent to jewelry stores. Has a LOT of information crammed into them. Who would know that something so pedestrian could become so valuable to researchers
Portions of the book A Matter of Time. These 79 pages use Gruen as an example to explain how watches are manufactured. Great rare photos from inside Gruen factories. Unique historical information about the Gruen company and specific employees such Benjamin Katz
A 1918 book published by Gruen that has a number of watch models shown along with company history. One of the handful of Gruen publications that is good for helping with watch identification
Movements and Cases
Technical information & Serial Numbers
Advertising was baked into Gruen's DNA. Much can be learned about Gruen from their advertising effort
This is something very special. I am releasing the contents of Fred's 1934 train trip diary. This trip he took with George from Chicago to Yellowstone. The contents of this diary are unknown. You will be reading and learning right along with me. He's clearly a genius and my bets are that he's a good writer. But, who knows?! Let's read on and see!!
Permission for re-use or distribution, in any format, is neither implied nor granted.