A July 31 Sunday Source listing incorrectly said that the Screen on the Green showing of Alfred Hitchcock's "Suspicion" would be today at dusk. The film was shown yesterday. (Published 8/2/2005)

Art and Crafts

THE ALLURE OF PEARLS -- Wednesday at 6:30 p.m. Jeffrey Post, curator of the National Gem Collection at the National Museum of Natural History, and Nicholas Paspaley, executive chairman of Paspaley Pearls, discuss the exhibition "The Allure of Pearls," on view at the museum through Sept. 5. National Museum of Natural History, Baird Auditorium, 10th Street and Constitution Avenue NW. $28. 202-252-0012.

NAZARLIK: SILK ROAD TEXTILES AND MOTIFS THAT WARD OFF THE EVIL EYE -- Saturday at 10:30 a.m. Saul Barodofsky discusses protective symbology as part of the Rug & Textile Appreciation Morning series. Textile Museum, 2320 S St. NW. Free. 202-667-0441.

PLEIN AIR IN THE PARK -- Saturday at 2 p.m. Jean Brinton-Jaecks leads a workshop on the process of creating plein air pastels. Participants complete a study of their surroundings in the park. Lafayette Park, H Street between Connecticut and Vermont avenues NW. (In case of rain: Renwick Gallery, Grand Salon, Pennsylvania Avenue and 17th Street NW.) $45. For reservations, call 202-233-0667.

Books and Authors

DONALD WEBER -- Today at 5 p.m. The author discusses his book "Haunted in the New World," which traces the tensions in Jewish American culture between nostalgia for the old world and the desire to assimilate. Politics & Prose, 5015 Connecticut Ave. NW. Free. 202-364-1919.

SAMANTHA DUNN -- Wednesday at 7 p.m. The author discusses her book "Faith in Carlos Gomez: A Memoir of Salsa, Sex and Salvation." Olsson's, 418 Seventh St. NW. Free. 202-638-7610.

Food and Drink

RESTAURANT WEEK -- Monday-Aug. 7. More than 100 area restaurants participate in this semiannual event, which offers multi-course dining at a fixed price of $20.05 for lunch and $30.05 for dinner. For a list of participating locations, visit www.washington.org/restaurantwk/.

THE WINE GUYS -- Wednesday at 6:30 p.m. Bob and Fred Luskin, proprietors of the Bell Wine Shoppe, sample eight bottles of dry rose, a wine that works well with grilled fare. Borders, 18th and L streets NW. Free. 202-466-4999.

COCKTAILS 101 -- Wednesday at 7 p.m. The mixologists at the lounge Mantis teach how to make eight trendy cocktails. Mantis, 1847 Columbia Rd. NW. $50. 202-244-3700.

A TASTY HISTORY OF CORN -- Friday at noon. Chef Andreas Fleckenstein reveals the role the crop played in history, then serves dishes featuring corn. U.S. Botanic Garden, 100 Maryland Ave. SW. $12. For reservations, call 202-225-8333.

Gardening

ORCHID JUDGING -- Saturday, noon-4 p.m. The National Capital Judging Center opens its monthly orchid review to the public. U.S. National Arboretum, Administration Building Auditorium, 3501 New York Ave. NE. Free. 202-245-5898.

BUTTERFLIES IN THE GARDEN -- Saturday at 3:30 p.m. Bob Speaker and Amy Bishton explain how to attract butterflies to your garden during a tour through the Prairie Meadow and the Washington Youth Garden. This beginning butterfly gardener program focuses on what plants are best for feeding caterpillars and providing nectar. Meet at Fern Valley Parking Area. U.S. National Arboretum, 3501 New York Ave. NE. Free. 202-245-5898.

Health and Fitness

INTRODUCTORY WALTZ -- Today at 3 p.m. Dance, 3:30-6 p.m. A workshop for beginners is followed by social dancing. Music by the Waltzing Stars. Glen Echo Park, Spanish Ballroom, 7300 MacArthur Blvd., Glen Echo. $8. 301-634-2222.

YOGA FOR CYCLISTS -- Today at 3 p.m. Exercise to complement bicycling. No yoga experience required. Unity Woods Yoga Center, Suite PH7, 4853 Cordell Ave., Bethesda. $30. 301-656-8992, Ext. 118.

History

POLYGRAPH INTERROGATION 101 -- Tuesday at 6:30 p.m. John F. Sullivan, who wrote "Of Spies and Lies: A CIA Lie Detector Remembers Vietnam," discusses the history, uses and abuses of the polygraph, then explains how he used the machine to catch seven double agents and hundreds of criminals. International Spy Museum, 800 F St. NW. $20. For reservations, call 202-397-7328.

Language

INNOVATIVE LIVES -- Wednesday at 1 p.m. Jose Hernandez-Rebollar demonstrates his invention, a glove that translates more than 300 words of American Sign Language into both English and Spanish. National Museum of American History, Information Age Theater, 14th Street and Constitution Avenue NW. Free. 202-633-1000.

Movies

HONG KONG FILM FEST -- Today and Aug. 7 at 2 p.m. Friday at 7 p.m. Through Aug. 28. Today: The 1962 classic "Love Eterne." Directed by Han Hsiang-li, the film tells the story of a young woman in 4th-century China who disguises herself as a man so she can go away to school, where she falls in love with another scholar. Friday and Aug. 7: "Come Drink With Me," King Hu's tale of a female warrior who takes on the gang of thugs who kidnapped her brother. Both in Mandarin with English and Chinese subtitles. Arthur M. Sackler Gallery, Meyer Auditorium, 12th Street and Independence Avenue SW. Free. 202-357-2700.

KARMEN GEI -- Today at 2:35 p.m. Senegalese director Joseph Gai Ramaka re-imagines Georges Bizet's oft-filmed opera "Carmen"; his adaptation features dramatic scenery, colorful costumes and African music and dance. AFI Silver Theatre, 8633 Colesville Rd., Silver Spring. $9.25, seniors and students $7.50. 301-495-6720.

THE RIVER -- Today at 4:30 p.m. Jean Renoir's adaptation of Margaret Rumer Godden's 1949 novel about an English family living on the banks of the Ganges. National Gallery of Art, East Building, Auditorium, Fourth Street and Constitution Avenue NW. Free. 202-842-6799.

SUSPICION -- Tuesday at dusk. Part of the Screen on the Green film series. Cary Grant stars as lady-killer Johnny Haysgarth in this noir film directed by Alfred Hitchcock. The National Mall between Fourth and Seventh streets. Free. 877-262-5866.

HOW TO SUCCEED IN BUSINESS WITHOUT REALLY TRYING -- Wednesday at 8:15 p.m. A musical about a window-washer who climbs up the corporate ladder by unusual means. National Building Museum, Great Hall, 401 F St. NW. Free. 202-272-2448.

COMPANY INK -- Wednesday at 9:15 p.m. A twenty-something IT professional is flustered when an ex begins working at his company. The Avalon Theatre, 5612 Connecticut Ave. NW. $8.50. 202-966-6000.

Politics

CRIMES AGAINST HUMANITY IN THE DEMOCRATIC REPUBLIC OF CONGO -- Tuesday at 2 p.m. Mvemba Dizolele, a policy analyst at the Center for Global Development; Karana Olivier, a program officer for Africa at the National Endowment for Democracy; and Andrea Lari, an advocate for Refugees International, discuss what can be done to help people at risk in one of Africa's deadliest conflicts. U.S. Holocaust Memorial Museum, Helena Rubinstein Auditorium, 100 Raoul Wallenberg Pl. SW. Free. 202-488-0400.

Tours

PHOTO SAFARI: IWO JIMA MEMORIAL -- Tuesday at 7 p.m. The U.S. Marine Corps Silent Drill Team's sunset ritual on the parade ground in front of the memorial is the focus of this tour. Meet at the Memorial Parking Lot. Iwo Jima U.S. Marine Corps Memorial, North Meade Street, Arlington. $49. 202-537-0937.

GET LISTED. The Sunday Source lists events as space permits. E-mail or fax notices -- with dates, times, address, cost and phone number -- to sourcelist@washpost.com or 202-496-3537. Or mail them to Listings, Sunday Source, The Washington Post, 1150 15th St. NW, Washington, D.C. 20071-5650. Deadline is two weeks before publication date.