Question: The Old Federal Building in Fairbanks was built by William "Mac" MacDonald, who also later built the Federal Building in a city that was incorporated on what date?

<P0-S0> Alton Lennon Federal Building and Courthouse, also known as the Customs House, is a historic Federal building and courthouse located at Wilmington, New Hanover County, North Carolina. <P0-S1>  It was designed by the Office of the Supervising Architect under James A. Wetmore and built between 1916 and 1919. <P0-S2>  It is an imposing three-story, Classical Revival style light sandstone building. <P0-S3>  It consists of a central mass with balanced projecting wings having engaged pedimented porticos. <P0-S4>  The design of the front facade of the earlier 1840s customs house is incorporated into the projecting wings to the cast iron details. <P0-S5>  The building measures 332 feet by 113 feet. <P0-S6>  The building was named for U.S. Congressman and Senator Alton Lennon (1906-1986) in 1976. <P0-S7>  It was used as the outside of the courthouse on seasons 7-9 of Andy Griffith's TV series "Matlock". <SEP> <P1-S0> The Federal Office Building (Omaha, Nebraska), also known as the Old Federal Building, is a thirteen story, stripped classical style building with Art Deco elements located in downtown Omaha, Nebraska. <P1-S1>  The building was designed and built in 1933-34 by architects Thomas R. Kimball, William L. Steele, and Josiah D. Sandham as part of the firm Kimball, Steele & Sandham, plus associated architect George B. Prinz. <P1-S2>  It was built on the site of first U.S Courthouse and Post Office. <SEP> <P2-S0>  When it was built in 1933, it was the most northern instance of concrete construction in the United States. <P2-S1>  It is a large building with three full-height floors and two smaller penthouse levels. <P2-S2> The Old Federal Building is a historic government building at Cushman Street and 3rd Avenue in Fairbanks, Alaska. <P2-S3>  The building's Art Deco styling includes V-shaped grooves set in pilasters that separate columns of windows and aluminum panels. <P2-S4>  The grooves are repeated in concrete spandrels above the top row of windows. <P2-S5>  Interior decoration includes terrazzo flooring, copious use of marble in walls and floors, and a pressed copper ceiling in the courtroom. <P2-S6>  The building was designed by Washington, DC architect George N. Ray, and built by William "Mac" MacDonald, who also later built the Federal Building in Nome. <P2-S7>  It originally housed the federal court, post office, and other federal government offices, and the decision to locate it in Fairbanks was critical to the rise of the city's importance; it now houses private offices. <SEP> <P3-S0> Nome ( , "Siqnazuaq" in Iñupiaq) is a city in the Nome Census Area in the Unorganized Borough of the U.S. state of Alaska. <P3-S1>  The city is located on the southern Seward Peninsula coast on Norton Sound of the Bering Sea. <P3-S2>  In 2014 the population was estimated at 3,788, a rise from the 3,598 recorded in the 2010 Census. <P3-S3>  Nome was incorporated on April 9, 1901, and was once the most populous city in Alaska. <P3-S4>  Nome lies within the region of the Bering Straits Native Corporation, which is headquartered in Nome.