BBC World Service | National Park Service | Internal Revenue Service | Distinguished Service Order | United States Naval Academy | Chief Executive Officer | Special Air Service | United Parcel Service | Meritorious Service Medal (United States) | United States Postal Service | National Health Service | Meritorious Service Medal | chief executive officer | Metropolitan Police Service | United States Forest Service | German Academic Exchange Service | Chief executive officer | Secret Intelligence Service | Naval Postgraduate School | Naval War College | Immigration and Naturalization Service | Distinguished Service Cross | General officer | National Defense Service Medal | National Service | United States Secret Service | Royal Naval Air Service | National Weather Service | Agricultural Research Service | Special Broadcasting Service |
He was the first person to hold the appointment of Warrant Officer of the Naval Service and was therefore the most senior rating of the Royal Navy.