Henry Dunster: His Life and Times--by Charles W. Allen, a seventh great-grandson of Henry Dunster, who was the founding president of Harvard. Sunday, April 5, 3 p.m. Hooper-Lee-Nichols House, 159 Brattle St. Free.

Erotica and the Perfect Moment: Robert Mapplethorpe in the History of Photography and Pornography--by Michael Bronski, author. Sunday, April 5, 3 p.m. Museum of Fine Arts, Remis Auditorium. Free. Movies

Brattle Theatre--40 Brattle St., Harvard Square, 876-6837

Sawdust and Tinsel--Thursday, April 2, 4:20 and 8 p.m.

The Magician--Thursday, April 2, 6 and 9:35 p.m.

Beauty and the Beast with Un Chien Andalou--Friday, April 3 and Saturday, April 4, 3:30, 5:30, 7:40, and 9:50 p.m. Saturday matinee at 1:30 p.m.

Notorious--Sunday, April 5, 3:35 and 7:40 p.m.

Spellbound--Sunday, April 5, 1:30, 5:30, and 9:40 p.m.

Sorry Wrong Number--Monday, April 6, 4:30 and 7:45 p.m.

Night Nurse--Monday, April 6, 6:15 and 9:30 p.m.

Helen Caldicott--Tuesday, April 7, 5:30 p.m.

Save and Protect--Tuesday, April 7, 7:45 p.m.

The Conversation--Wednesday, April 8, 3:30 and 7:40 p.m.

Blow Out--Wednesday, April 8, 5:40 and 9:45 p.m.

Coolidge Corner Cinema--290 Harvard St., Brookline, 734-2500.