USS Ranger (CV-4) was the first ship of the United States Navy to be designed and built from the keel up as an aircraft carrier. Ranger was a relatively small ship, closer in size and displacement to the first US carrier—Langley—than later ships.
This Day in WWII History: Feb 27, 1942: USS Langley CV-1 aircraft carrier sunk. Was a part of the Asiatic Fleet.
The first three american aircraft carriers in one photo: USS Langley (CV-1), USS Lexington (CV-2) and USS Saratoga (CV-3), circa 1923.