Question: When was Independence station also know as Missouri Pacific Depot added to the National Register of Historic Places in Jackson County, Missouri?

Context articles: Independence station
Independence, Missouri
Northern Pacific Depot (Villard, Minnesota)
Fredericktown Missouri Pacific Railroad Depot
Missouri Pacific Depot (Charleston, Missouri)
Northern Pacific Depot (Hinckley, Minnesota)
Southern Pacific Depot
Sedalia Commercial Historic District
Jackson County Jail and Marshal's House
Missouri Pacific Railroad Depot

Independence, also known as Missouri Pacific Depot, is an Amtrak train station in Independence, Missouri, United States.
 The station was originally built in 1913 by the Missouri Pacific Railroad, and is also known as the "Truman Depot," because it was the final stop in Harry S. Truman's 1948 Whistlestop Campaign where 8,500 admirers welcomed Truman in January 1953 when he returned home after leaving office.
 Today, the depot is an Amtrak stop and is said to be home to the Jackson County Genealogical Society Research Library.
 The station was added to the National Register of Historic Places in 1979.
Independence is the fifth-largest city in the state of Missouri.
 It lies within Jackson County, of which it is the county seat.
 Independence is a satellite city of Kansas City, Missouri, and is part of the Kansas City metropolitan area.
 In 2010, it had a total population of 116,830.
The Northern Pacific Depot or Villard Depot is a historic railway station in Villard, Minnesota, United States, built in 1882.
 It is listed on the National Register of Historic Places for having local significance in exploration/settlement and transportation.
 The depot was constructed upon the completion of a new Northern Pacific Railway line and the platting of a new trackside town named after the railway's president Henry Villard.
 The Little Falls and Dakota Branch line, running between Little Falls and Morris, Minnesota, provided a key link between the agricultural region of west-central Minnesota and the Great Lakes port of Duluth.
 The depot now marks the eastern terminus of the Villard–Starbuck Trail, a rail trail in development from Villard through Glenwood, Starbuck, and on to Glacial Lakes State Park.
Fredericktown Missouri Pacific Railroad Depot, also known as the Fredericktown Depot, is a historic train station located at Fredericktown, Madison County, Missouri.
 It was built in 1917 by the St. Louis, Iron Mountain and Southern Railway, later Missouri Pacific Railroad.
 It is a one-story rectangular brick building with a low-pitched red tile hipped roof with Prairie School and Bungalow / American Craftsman style influences.
 It measures 22 feet by 128 feet, and features widely overhanging eaves supported by large curvilinear brackets and a projecting dispatcher's bay.
 In 1917-1918, the new Fredericktown Missouri Pacific Depot took over passenger service, while freight continued to be handled by the original St. Louis, Iron Mountain and Southern Railroad Depot.
 Passenger service to Fredericktown was discontinued in 1972 and the building subsequently used for commercial enterprises.
Missouri Pacific Depot is a historic train station located at Charleston, Mississippi County, Missouri.
 It was built in 1916-1917 by the Missouri Pacific Railroad, and is a one-story, rectangular brick building with white, smooth-cut limestone wainscotting.
 The building measures 24 feet by 149 feet, 4 inches.
 It had a red tile hipped roof with a seven foot wide overhang.
The Northern Pacific Depot in Hinckley, Minnesota, United States, is a wood-framed depot built in 1895, the year after the previous depot was destroyed in the Great Hinckley Fire on September 1, 1894.
 The depot was built from the plans of the previous depot.
 It was listed on the National Register of Historic Places in 1973.
 The building was originally built by the St. Paul and Duluth Railroad, which was acquired by the Northern Pacific Railway in 1900.
 The Northern Pacific operated the depot until the mid-1960s.
 The building had separate men's and women's waiting rooms, a freight room, a restaurant known as the "Beanery", and a stationmaster's living quarters on the second floor.
The names Southern Pacific Depot, Southern Pacific Railroad Station, Southern Pacific Railroad Depot, and variations, apply to a number of train stations operated by the Southern Pacific Railroad.
 Many of these are historic and are listed on the U.S. National Register of Historic Places (NRHP).
The Sedalia Commercial Historic District is a national historic district located at Sedalia, Pettis County, Missouri.
 It encompasses 102 contributing buildings in the central business district of Sedalia.
 The district developed between about 1870 and 1959, and includes representative examples of Italianate, Romanesque Revival, and Art Deco architecture.
 Located in the district are the separately listed Hotel Bothwell, Building at 217 West Main Street, and Missouri/Sedalia Trust Company.
 Other notable buildings include the First United Methodist Church (1888-1891), Pettis County Courthouse (1924), Anheuser Busch Bottling Works (c. 1883, 1892), the New Lona Theater (1920), Citizens National Bank Building (c. 1908), Third National Bank (1929), Federal Building (1930), Montgomery Ward Building (1936), the Uptown Theatre (1936), Missouri Pacific Depot (c. 1952), and Central Presbyterian Church (New Creation Bible Church, c. 1910).
The Jackson County Jail and Marshal's House in Independence, Missouri, United States is a building constructed in 1859 to serve as a county jail for Jackson County, Missouri.
 It served in this capacity until 1933, when it was decommissioned and replaced with another structure.
 More recently, it has been restored and opened to the public as a museum.
 It was listed on the National Register of Historic Places in 1970.
Missouri Pacific Railroad Depot may refer to any of following former and active train stations previously used by the Missouri Pacific Railroad, many of which are listed on the U.S. National Register of Historic Places (NRHP):