“The Sound of Philadelphia: Classical, Jazz and Pop on Records” is the theme of the 37th annual conference of the Association for Recorded Sound Collections, which takes place in Houston Hall May 28-31. The opening reception will take place amidst an exhibition of 19th-century American sheet music in Van Pelt-Dietrich Library Center’s Kamin Gallery. Panel discussion participants include Joe Tarsia, owner of the legendary Sigma Sound recording studio, and Cameo/Parkway Records producer-songwriter Dave Appell. Registration $150 for full conference, $60 for one day. Info: www.library.upenn.edu/ARSC.

The Division of Infectious Disease and the Departments of Microbiology in the Schools of Medicine, Dental Medicine and Veterinary Medicine are sponsoring a day-long Symposium on Herpesviruses on Wednesday, June 4, in the BRB II/III auditorium, 421 Curie Blvd. Registration: www.uphs.upenn.edu/medicine/ID.htm; info: Judy Lotsis, lotsis@mail.med.upenn.edu or 215-662-2473.