Question: A house in Milan, Ohio, now a National Historic Landmark, is the birthplace of which inventor?

Context articles: San Juan Bautista State Historic Park
Thomas Alva Edison Birthplace
Benjamin Thompson House–Count Rumford Birthplace
National Historic Landmark
Maggie L. Walker National Historic Site
Madison Historic District (Madison, Indiana)
Robert Fulton Birthplace
List of U.S. National Historic Landmarks by state
Hinchliffe Stadium
Guthrie Historic District (Guthrie, Oklahoma)

San Juan Bautista Plaza Historic District, also known as San Juan Bautista State Historic Park is a historic district in San Juan Bautista, California, United States, that is a National Historic Landmark and a California state historic park.
 It includes the Mission San Juan Bautista, the Jose Castro House (another National Historic Landmark), and several other buildings.
 It became a State Park in 1933 and was declared a National Historic Landmark in 1970.
Thomas Alva Edison Birthplace is the historic house in which the American inventor Thomas Alva Edison was born on February 11, 1847.
 It is located at 9 Edisons Drive in Milan, Ohio, in the United States.
 On October 15, 1966, it was added to the National Register of Historic Places and declared a National Historic Landmark.
 It is now the Thomas Edison Birthplace Museum.
The Benjamin Thompson House (also known as the Count Rumford Birthplace) is a historic house museum and National Historic Landmark at 90 Elm Street, in the North Woburn area of Woburn, Massachusetts.
 It is significant as the birthplace of scientist and inventor Benjamin Thompson (1753–1814), who became Count Rumford of the Holy Roman Empire as well as Sir Benjamin Thompson of the United Kingdom.
 His birthplace was designated a National Historic Landmark in 1975 in recognition of Rumford's scientific accomplishments, which notably include the development of the Rumford stove, a fireplace design that was significantly more efficient at retaining heat in the house than older and larger fireplaces.
A National Historic Landmark (NHL) is a building, district, object, site, or structure that is officially recognized by the United States government for its outstanding historical significance.
 Of over 90,000 places listed on the country's National Register of Historic Places, only some 2,500 are recognized as National Historic Landmarks.
The Maggie L. Walker National Historic Site is a United States National Historic Landmark and a National Historic Site located at 110½ E. Leigh Street on "Quality Row" in the Jackson Ward neighborhood of Richmond, Virginia.
 The site was designated a U.S. National Historic Landmark in 1975.
 The National Historic Site was established in 1978 to tell the story of the life and work of Maggie L. Walker (1867-1934), the first woman to serve as president of a bank in the United States.
 It was built by George W. Boyd, father of physician, Sarah Garland Boyd Jones.
 The historic site protects the restored and originally furnished home of Walker.
 Tours of the home are offered by National Park Service rangers.
The Madison Historic District is a historic district located in Madison, Indiana.
 In 2006, it was named a National Historic Landmark due to its unique Midwestern beauty and architecture scheme.
 Among the prominent buildings in the district are the Lanier Mansion, one of two buildings separately considered a National Historic Landmark in the district, and the Schofield House, the birthplace of the Grand Lodge of Indiana.
 In total, it comprises 133 blocks of Madison, Indiana, overlooking the Ohio River in Jefferson County, Indiana.
The Robert Fulton Birthplace is a historic house museum at 1932 Robert Fulton Highway (U.S. Route 222) south of Quarryville, Pennsylvania.
 Built in the mid-18th century and reconstructed after a fire demolished it in 1822, it was the birthplace of inventor Robert Fulton (1765–1815).
 Fulton is best known for the development of commercially viable steamboats as a means of transportation.
 The house was declared a National Historic Landmark in 1964.
 The property is owned by the Southern Lancaster Historical Society which gives weekend tours of the house from Memorial Day through Labor Day.
The United States National Historic Landmark Program is designed to recognize and honor the nation's cultural and historical heritage.
 The program was formally inaugurated with a series of listings on October 9, 1960; as of February 16, 2017, there are 2,596 designated landmarks.
 A National Historic Landmark (NHL) is generally a building, district, object, site, or structure, that is officially recognized by the United States government for its national historical significance.
 A National Historic Landmark District (NHLD) is a historic district that is recognized as an NHL.
 Its geographic area may include contributing properties that are buildings, structures, sites or objects, and it may include non-contributing properties.
Hinchliffe Stadium ( ) is a 10,000-seat stadium located in Paterson, New Jersey, USA.
 The venue was completed in 1932 and sits on a dramatic escarpment above Paterson's National Historic Landmark Great Falls, and surrounded by the city's National Landmark Historic District, the first planned industrial settlement in the nation (chartered 1792).
 It is one of only a handful of stadiums surviving nationally that once played host to significant Negro league baseball during America's Jim Crow era.
 The stadium was designated a National Historic Landmark in March 2013 and a Paterson Historic Landmark in May 2013.
 In December 2014 legislation passed in the United States Congress to in include the stadium in the Great Falls National Landmark District.
The Guthrie Historic District (GHD) is a National Historic Landmark District encompassing the commercial core of Guthrie, Oklahoma, US.
 According to its National Historic Landmark Nomination it is roughly bounded by Oklahoma Avenue on the north, Broad Street on the east, Harrison Avenue on the south, and the railroad tracks on the west; it also includes 301 W. Harrison Avenue.
 The National Historic Landmarks Program on-line document describes the boundaries as "14th Street, College Avenue, Pine Street and Lincoln Avenue.
 One building, the Logan County Courthouse, is at 301 E. Harrison Avenue, outside the main boundaries of the GHD," This article relies on the former source, which is more detailed.
 According to the 1998 nomination, the proposed district covered 31 acres .
 The nomination included 112 resources, classed as 69 contributing buildings, 38 non-contributing buildings, 1 non-contributing structure and 3 noncontributing objects.
 It was declared a National Historic Landmark in 1999 for its historic significance as the first capital of the Oklahoma Territory and of Oklahoma.