Listen to 1812 Overture In E-Flat Major, Op. 49, TH 49, ČW 46 online. 1812 Overture In E-Flat Major, Op. 49, TH 49, ČW 46 is an English language song and is sung by Slovak Philharmonic Orchestra. 1812 Overture In E-Flat Major, Op. 49, TH 49, ČW 46, from the album Classical Music You Know Thanks to TV Commercials, was released in the year 2015. The duration of the song is 15:35. Download English songs online from JioSaavn.