I was a prototype submarine designed and operated by John Philip Holland.

It was 14 feet long, weighed 2.25 tons, and was powered by a 4-horsepower Brayton Ready Motor petroleum engine driving a single screw.

[1] After several tests, on 6 June Holland conducted his first proper trial.

Holland eventually stripped the boat of usable equipment and scuttled it in the Passaic River.

This article about a specific naval submarine of the United States is a stub.