The Odeon (1835 – c. 1846) of Boston, Massachusetts, was a lecture and concert hall on Federal Street in the building also known as the Boston Theatre.
[1][2] The 1,300-seat auditorium measured "50 feet square" with "red moreen"-upholstered "seats arranged in a circular order, and above them ... spacious galleries.
"[3] The Boston Academy of Music occupied the Odeon in the 1830s and 1840s[4] Notable events at the Odeon included "the first performance in Boston of a Beethoven symphony.
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