Theodorus Bailey Myers Mason (May 8, 1848 – October 15, 1899) was the founder and first head of the United States
Office of Naval Intelligence
The Office of Naval Intelligence (ONI) is the military intelligence agency of the United States Navy. Established in 1882 primarily to advance the Navy's modernization efforts, it is the oldest member of the U.S. Intelligence Community and serv ...
, with the post of Chief Intelligence Officer (prior to it being redesignated as
Director of Naval Intelligence in 1911).
Mason came from a distinguished
New York
New York most commonly refers to:
* New York (state), a state in the northeastern United States
* New York City, the most populous city in the United States, located in the state of New York
New York may also refer to:
Places United Kingdom
* ...
family. He was the son of
Theodorus Bailey Myers, who was a lawyer and served as a
colonel
Colonel ( ; abbreviated as Col., Col, or COL) is a senior military Officer (armed forces), officer rank used in many countries. It is also used in some police forces and paramilitary organizations.
In the 17th, 18th, and 19th centuries, a colon ...
in the
United States Army
The United States Army (USA) is the primary Land warfare, land service branch of the United States Department of Defense. It is designated as the Army of the United States in the United States Constitution.Article II, section 2, clause 1 of th ...
during the
Civil War
A civil war is a war between organized groups within the same Sovereign state, state (or country). The aim of one side may be to take control of the country or a region, to achieve independence for a region, or to change government policies.J ...
; his uncle, Rear Adm.
Theodorus Bailey, served under
Admiral David Farragut in
New Orleans
New Orleans (commonly known as NOLA or The Big Easy among other nicknames) is a Consolidated city-county, consolidated city-parish located along the Mississippi River in the U.S. state of Louisiana. With a population of 383,997 at the 2020 ...
. He adopted the last name Mason in deference to his maternal grandfather Sidney Mason, who had no male heirs to carry on the family name.
A graduate of the
United States Naval Academy
The United States Naval Academy (USNA, Navy, or Annapolis) is a United States Service academies, federal service academy in Annapolis, Maryland. It was established on 10 October 1845 during the tenure of George Bancroft as United States Secre ...
in 1868, Mason was a distinguished linguist with an inquisitive mind, qualities that gave him respect and recognition in the Navy. After a stint in the
Hydrographic Office
A hydrographic office is an organization which is devoted to acquiring and publishing hydrographic information.
Historically, the main tasks of hydrographic offices were the conduction of hydrographic surveys and the publication of nautical ch ...
, he travelled extensively in
Europe
Europe is a continent located entirely in the Northern Hemisphere and mostly in the Eastern Hemisphere. It is bordered by the Arctic Ocean to the north, the Atlantic Ocean to the west, the Mediterranean Sea to the south, and Asia to the east ...
and
South America
South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a considerably smaller portion in the Northern Hemisphere. It can also be described as the southern Subregion#Americas, subregion o ...
as a naval observer collecting ideas on naval intelligence systems; he knew what information was available and how to obtain it. He recognized that in order for the Navy to compete with its European counterparts, research in naval science and technology should be encouraged; as part of this objective, a unified intelligence agency was needed to gather information on foreign developments for proper dissemination and coordination with the different Bureaus. He made these recommendations upon the request of
Secretary of the Navy
The Secretary of the Navy (SECNAV) is a statutory officer () and the head (chief executive officer) of the Department of the Navy, a military department within the United States Department of Defense. On March 25, 2025, John Phelan was confirm ...
William H. Hunt.
Hunt read and agreed with most of Lt. Mason's recommendations, and consequently issued General Order No. 292 on March 23, 1882, establishing the Office of Naval Intelligence as part of the
Bureau of Navigation
The Bureau of Navigation, later the Bureau of Navigation and Steamboat Inspection and finally the Bureau of Marine Inspection and Navigation — not to be confused with the United States Navys Bureau of Navigation — was an agency of the Unite ...
, with Mason himself as its first "Chief Intelligence Officer". He assumed this post in June 1882. The Office was initially assigned to a small office in the State, War and Navy Building (now the
Old Executive Office Building
The Eisenhower Executive Office Building (EEOB), formerly known as the Old Executive Office Building (OEOB), and originally known as the State, War, and Navy Building (SWAN Building), is a United States government building that is now part of t ...
).
Despite initial difficulties, the different Bureaus recognized its value and used it to share information amongst themselves and used this information in justifying funds needed for Navy expansion and modernization.
Mason clearly guided the ONI well during its first years, and was succeeded by
Lt. Raymond P. Rodgers in April 1885. He was promoted to
lieutenant commander in January 1894, and retired from the Navy in December due to ill health.
[ He died in Saugerties on 15 October 1899] and was interred in the Mason family mausoleum at the Green-Wood Cemetery
Green-Wood Cemetery is a cemetery in the western portion of Brooklyn, New York City. The cemetery is located between South Slope, Brooklyn, South Slope/Greenwood Heights, Brooklyn, Greenwood Heights, Park Slope, Windsor Terrace, Brooklyn, Win ...
in Brooklyn, NY
Brooklyn is a Boroughs of New York City, borough of New York City located at the westernmost end of Long Island in the New York (state), State of New York. Formerly an independent city, the borough is coextensive with Kings County, one of twelv ...
.[
In ''The ]War of the Pacific
The War of the Pacific (), also known by War of the Pacific#Etymology, multiple other names, was a war between Chile and a Treaty of Defensive Alliance (Bolivia–Peru), Bolivian–Peruvian alliance from 1879 to 1884. Fought over Atacama Desert ...
Coast of South America Between Chile
Chile, officially the Republic of Chile, is a country in western South America. It is the southernmost country in the world and the closest to Antarctica, stretching along a narrow strip of land between the Andes, Andes Mountains and the Paci ...
and the Allied Republics of Peru
Peru, officially the Republic of Peru, is a country in western South America. It is bordered in the north by Ecuador and Colombia, in the east by Brazil, in the southeast by Bolivia, in the south by Chile, and in the south and west by the Pac ...
and Bolivia
Bolivia, officially the Plurinational State of Bolivia, is a landlocked country located in central South America. The country features diverse geography, including vast Amazonian plains, tropical lowlands, mountains, the Gran Chaco Province, w ...
'', Mason wrote one such account in which he described the belligerents of the Atacama border dispute
The Atacama Desert border dispute was a dispute between Bolivia and Chile from 1825 to 1879 for the territories of the Atacama Coast due to the different views of both countries of the territory inherited from the Spanish Empire. During the d ...
. As stated above, he was resourceful and reports that the material used for the paper was derived from personal observation, from apparently authentic publications, and from other Naval officers within the region at the time of the conflict. Mason's work is a chronology of events leading up to, during, and the outcome of the War of the Pacific.
Personal life
In 1875, Mason married Edmonia Taylor Phelps (February 1, 1858 – July 10, 1909), daughter of Rear Admiral Thomas S. Phelps.
References
External links
{{DEFAULTSORT:Mason, Theodorus Bailey Myers
1848 births
1899 deaths
Burials at Green-Wood Cemetery
United States Naval Academy alumni
United States Navy officers
Directors of the Office of Naval Intelligence
People from Saugerties, New York