The Boulder Philharmonic‘s Brass Quintet in collaboration with Boulder Ballet presents music by Dvořák, Albeniz and more in a FREE performance on Tuesday, October 16, noon to 1 p.m. as part of the Third Tuesday Lunchtime Concert Series. Canyon Theater at the Boulder Public Library, 1001 Arapahoe Ave., Boulder, 303-449-1343. The theater is on the Canyon Blvd. side of the library.