This Antique Bottle Submarine Nursing Flask is a rare, 6 3/4” long glass bottle from the 19th century, originating from the United States. The clear color of the flask adds to its collectible appeal, making it a unique piece for any antique bottle enthusiast. Its free-blown design adds to its charm, showing the craftsmanship of the time period. Perfect for collectors of antique bottles and those interested in the history of medical devices, this flask is sure to be a standout addition to any collection., Honestly I have never even seen one of these before! Awesome for collectors
eBay