Jazz, world and classical music, Indian dance, music for Halloween, laptops and video, student and faculty recitals, and acclaimed guest performers are all part of the Department of Music's fall concert season at Cornell.

September brings two guest quartets to Barnes Hall -- the Harlem Quartet on the 17th at 8 p.m., with a program featuring Wynton Marsalis' "At the Octoroon Balls"; and Formosa Quartet, Sept. 23 at 3 p.m., playing Beethoven and Mendelssohn. Both concerts, like most of those offered throughout the year, are free.

"We want to keep them free as a service to our students and to the staff, faculty and community," said Loralyn Light, Department of Music events manager.

Ticketed events in Bailey include Simon Shaheen and Qantara, Sept. 23 at 8 p.m., fusing traditional and contemporary Arabic music; the U.S. Marine Band, "The President's Own," Oct. 10 (free, but tickets are required); the Cornell Glee Club's Oct. 13 Homecoming concert; the CU Wind Ensemble and Wind Symphony, Oct. 27 (during Family Weekend); "Harlequin's Capers," a program of 18th-century comic theater pieces (such as "Pygmalion"), with New York Baroque Dance Company and Cornell student musicians and dancers, Nov. 18.

The diverse lineup in Barnes Hall includes Indian classical dance with "Lavanya: Graceful Expressions of the East," Sept. 26; laptop music and video with Mother Mallard's Portable Masterpiece Company, Sept. 28; a theatrical amplified-piano concert by Zygmunt Krauze, Oct. 25; contemporary Italian music with Ensemble X, Oct. 28; Zedashe Ensemble, with music and dance from the Republic of Georgia, Nov. 3; and Afro-Cuban jazz with the Paul Carlon Octet, Nov. 10.

Oct. 31 brings two free Halloween programs: a joint symphony orchestra concert with Ithaca College in Bailey Hall and an organ concert in Sage Chapel with faculty and students.

CU Winds will preview its second tour of Costa Rica in January with a Dec. 1 concert in Bailey Hall featuring violinist Erasmo Solerti, premiering a piece by Eddie Mora Bermudez.

Other programs this fall feature Cornell's jazz, klezmer, steel band, Middle Eastern and Mediterranean, percussion and World Drum and Dance ensembles; student and faculty recitals, student composers, the chorale, chorus, chamber orchestra and chamber singers; the Gamelan ensemble (with guest shadow-puppeteers Dec. 4); Christmas Vespers in Sage Chapel; and two noontime series: Midday Music at Lincoln on Thursdays (starting Sept. 27), and Midday Music for Organ currently at various locations on alternate Wednesdays For more information, visit http://www.arts.cornell.edu/music/concerts.php.