Probably about 16x20 unfolded, if you need an exact measurement please ask. Not totally sure on the date, was included with other documents primarily from the 1860s-70s and the paper and ink are consistent with that period. See pics for condition.
1860-70s Original Hand Drawn Mechanical Blueprint Schematic Diagram FL6-11
Product Information
| Category | Vintage & collectibles > Home decor > Other |
|---|---|
| Condition | Good |
