National Museum of American History
Patent model for printers' chase lock
Sprague, E. H. · 1854
This patent model demonstrates an invention for a combination of quoins and sidesticks, with a special lever for their adjustment; the invention was granted patent number 11091.
🔒
Order museum-quality prints
Sign in to order prints, canvas, and more of this work. Browsing and full-resolution downloads stay free.