Whither Enzymology? A Symposium in Honor of Jeremy Knowles on the Occasion of His 60th Birthday. Through Sunday, April 30. Nineteen 30-minute scientific lectures presented by guest speakers. Lecture Hall C, Science Center. $10. Call 495-5696 for more information.

Film

Harvard Film Archive. Carpenter Center for the Visual Arts. 24 Quincy St. 495-4700. $5 for students. "How to Murder Your Wife" at 3 p.m. "Some Like It Hot" at 7 p.m. "The Seamstress" at 9:15 p.m.

Talk

Four Modern Painters. A symposium on artists represented in the Joseph H. Hazen Collection, on loan to the Harvard University Art Museums. Vojtech Jirat-Wasiutynski, associate professor, Department of Art, Queen's University will speak about Vincent Van Gogh; Yule F. Heibel, independent scholar will speak about Wassily Kandinsky; Robert J. Boardingham, assistant curator, European Paintings, Museum of Fine Arts will speak about Pablo Picasso and Hollis Clayson, professor, Department of Art History, Northwestern University will speak about Henri de Toulouse-Lautrec. Sackler Museum Auditorium, 2:15 p.m. Free.

Theatre

A Streetcar Named Desire. Agassiz Theatre, 8 p.m. $5 for students.

Goodnight Desdemona (Good Morning Juliet). Loeb Ex, 1:30 and 7:30. Free.

Guys and Dolls. Cabot House, 8 p.m. $5 for students; $3 for Cabot residents.

The Living. Loeb Mainstage, 7 p.m. $5. See previous listing for more information.

Workshop

Women in the Law: On Becoming a Leader.Women lawyers recognized for their professionalachievement and for enhancing the role of women inlaw disucss how they have achieved their goals.Radcliffe Career Services, 9:30 a.m. to 1:30 p.m.$60, includes lunch. Call 495-8631 for moreinformation or registration.30 April Sunday

Concert

Harvard Retirees Association. TheUniversity Jazz Band performs a program titled"Big Band Sounds from the Swing Era," whileBallroom Dance Club members perform the jitterbugand other dances from the period. Paine ConcertHall, 2 p.m. Tickets for $3 are available bysending a check payable to "HURA" and aself-addressed, stamped envelope to GertrudeKeenan, 127 Woodside Lane, Arlington, MA 02174.

Hilles Library. Ralph Samuelson,shakuhachi, and Mizuyo Komiya, koto, performtraditional Japanese music and new works by HirokoIto, Takashi Koto and Martin Schreiner. HillesLibrary Cinema, 3 p.m. Free admission, limitedseating. Call 493-5016 for reservations.