Coast Guard Signalman First Class Douglas A. Munro protects withdrawing Marines at Guadalcanal. During WWII the U.S. Coast Guard performed a wide variety of duties. One of the more important tasks was manning amphibious craft for the U.S. Navy. It was

Famed Navy Diver.

Commisioned as a Third Lieutenant in the U.S. Revenue Marine by President Abraham Lincoln on 4 March 1865. Promoted to the rank of Captain 3 March 1883. His most famous command was of the Revenue Cutter Bear, the flagship of the Bering Sea Force whic

Honorable Gideon Welles, Secretary of the Navy from 1861-1869. Prior to serving as Secretary of the Navy, Gideon Welles was a prominent journalist.

Scene aboard the signal bridge of the USS Minneapolis (CA-36) of sailors enjoying their morning coffee.

President John F. Kennedy addressed the U.S. Naval Academy class of 1967 from the steps of Bancroft Hall on August 1, 1963.

Petty Officer 2nd Class Cory Sumner, a San Francisco Maritime Enforcement Specialist, directs Blasjo, an explosive detection K-9, during a search of AT&T Park Thursday, March 27, 2014. The goal of the exercise is to get the explosive detection K-9s, like Blasjo, prepared to do sweeps in preparation of the baseball season. U.S. Coast Guard photo by Petty Officer 3rd Class Adam Stanton

140412-N-PM781-001 BATH, Maine (April 12, 2014) Secretary of the Navy (SECNAV) Ray Mabus speaks with media before the christening ceremony for the Zumwalt-class guided-missile destroyer (DDG) 1000. The ship, the first of three Zumwalt-class destroyers, will provide independent forward presence and deterrence, support special operations forces and operate as part of joint and combined expeditionary forces. The lead ship and class are named in honor of former Chief of Naval Operations Adm. Elmo R. Bud Zumwalt Jr., who served as chief of naval operations from 1970-1974. (U.S. Navy photo by Mass Communication Specialist 1st Class Arif Patani/Released)

USN Hospital Ship USS Sanctuary (AH-17), no date.

The USS Thresher (SSN-593) in a painting by Carl Evers.

The Military Sea Transportation Service transport USNS Barrett (T-AP-196) in 1968.

Port side view of the USS Savannah (CL-42) taken on 30 October 1944.

The nuclear powered submarine, USS Nautilus (SS-571) underway in 1964.

The USS Samuel B. Roberts (DD-823) in October 1963.

USS Smuel B. Roberts (DD-823) at sea on 10 October 1962.

The USS Toledo (CA-133) firing a Regulus missile circa 1959.