News Articles and Ephemera
| Title: | Yerkes Associates, Inc. |
|---|---|
| Author: | Yerkes, John B., Jr. |
| Source: | Lower Merion Historical Society |
| Date: | 3/30/1988 |
| Folder/Item #: | Bryn Mawr Business (1) to 1999; 22 |
| Notes: | |
| Abstract: | Letter relating the history of the company and the Yerkes family |