Shinerbr/Lavaca County, Texasbr/29 25.857' N 97 10.256' Wbr/Directions: Start at the intersection of Avenue D and 7th Street. The building is on the northeast corner of the intersection. br/ br/Text: William Wendtland (1856-1951) and Louis Wagener (1855-1936) built this structure in 1895. William Koch (1857-1928) enlarged the building with a rear addition in 1915. quot;The Opera House Saloonquot; and later other businesses occupied the lower floor. The opera house, located on the top floor, was the site of theatrical productions, social gatherings, dances, political rallies, and lodge meetings. Until the 1920s, the opera house was Shiner's main public auditorium.