LOOKING AHEAD

Saturday, April 11

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EAST HAMPTON 350TH ANNIVERSARY LECTURE, "East Hampton Versus New York: A Very Old Story" with Robert Ritchie, 9:30 a.m., and "Origin of Government in East Hampton," with Langdon Wright, 11:30 a.m., Guild Hall.

GROUNDBREAKING, East Hampton RECenter, Gingerbread and Lumber Lanes, 11:30 a.m.

EASTER BONNET PARADE, sponsored by Sag Harbor Chamber of Commerce, Main Street, 1 p.m.

PETTING ZOO, Sag Harbor Garden Center, Spring Street, 1-3 p.m.

Sunday, April 12

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EASTER EGG HUNT, sponsored by Southampton Trails Preservation Society, meet at corner of Merchant's Path and Wainscott Harbor Road, Sagaponack, 10:30 a.m.

Monday, April 13

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EAST END NOW, Southampton College Women Speak Out, Veterans Memorial Hall, Pond Lane, Southampton, 7:30 p.m.

Tuesday, April 14

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SAG HARBOR CHAMBER OF COMMERCE, executive meeting, Baron's Cove, West Water Street, 8:30 a.m.

FILM, "Back From the Brink," Southampton College, Fine Arts room 5, 7:30 p.m.

Wednesday, April 15

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ENVIRONMENTAL LECTURE, "Groundwater Contamination" with Joe Baier, Geology Center, Southampton College, 6:30 p.m.

Thursday, April 16

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SAG HARBOR CHAMBER OF COMMERCE, dinner meeting, Baron's Cove, West Water Street, 6:30 p.m.

LECTURE, "Education for All: The View From Indian Villages" with Dr. Radh Achuthan, sponsored by Center for Cultural and Racial Diversity, Ocean View Lounge, Southampton College, 7 p.m.

FAMILY HEALTH WORKSHOP, "H.I.V. and AIDS," East Hampton Town Senior Citizens Center, Springs-Fireplace Road, 7-9 p.m.

FILM, "Diet for a New America," Southampton College, Montauk building, room 113, 7:30 p.m.

Saturday April 18

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GROUNDWATER FORUM, "Are We Poisoning Ourselves," sponsored by South Fork Groundwater Task Force, Bridgehampton Community House, 2-5 p.m.

MEET THE ARTISTS, lecture series with Dan Gilhooley, Hannah Gray, and Arden Scott, and Dan Rizzie, Parrish Art Museum, 2 p.m.

CONCERT, Kapelye "On The Air," klezmer and comedy, Bay Street Theatre, Sag Harbor, 7 p.m.

Monday, April 20

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SALUTE TO ACHIEVEMENT, the Harbor for Girls and Boys, the Plaza Hotel, New York, 6:30 p.m.