Comsco Mainspring #1160 for Illinois 0s & 3/0s Factory No. 47358 – Steel
USD 6.00 USD
Specifications
| Brand | Comsco |
| Country Of Origin | United States |
| MPN | 1160 |
| SKU | PMA-COM1160S-05 |
| Type | Mainspring |
I likely have several of these so the one you get may differ slightly from the images. Images do a pretty good job of representing the item. Illinois Watch Co Materials Catalog Dec 1923 - reprint. Waltham Watch Material Catalogue 1909 edition - reprint.