When WPGC-FM (95.5) appealed to local celebrities for Christmas messages, Ronald and Nancy Reagan sent back a tape. Part of the greeting asked listeners to "take a moment to remember those dedicated men and women protecting our shores."

Some programs for last-minute wrapping and family gatherings include:

Monday, Dec. 24:

10 a.m. Tom Gauger of WMAL-AM (630) spotlights local talent performing at the Kennedy Center.

10 a.m. WETA-FM (90.9) will carry a live broadcast of the King's College Choir from Cambridge, England, repeated Christmas morning at 10.

10 a.m. Charles Dickens' "A Christmas Carol" will be presented on WAMU-FM (88.5).

Noon. Twenty-four hours of "Christmas in the Country" on KIX.

3 p.m. Renee Channey plays carols on WGMS-FM (103.5).

6 p.m. "A Christmas Carol"on WGMS.

6 p.m. "A Christmas Carol" kicks off a 30-hour marathon on WGAY-FM (99.5).

6 p.m. Until Christmas noon, WLTT-FM (94.7) will feature Christmas music.

6 p.m. WWDC-AM (1260) joins the melody marathons with 30 hours of holiday music.

6:30 p.m. WETA features "The Annunciation," "Christmas Eve Suite," and "Amahl and the Night Visitors."

6:45 p.m. WTOP-AM (1500) spotlights "Douglas Edwards at the North Pole," repeated at 11:45 p.m.

7 p.m. WMAL will set up a line to Santa for two hours. The number is 432-WMAL.

8 p.m. For four hours John Hickman turns back the clock at WAMU to old radio dramas, including Lionel Barrymore as Scrooge.

9 p.m. WMAL features Christmas music until 1 a.m.

Christmas Day:

10 a.m. Guitarist James Sundquist explores the origin of famous carols on WAMU.

10 a.m. Tchaikovsky's "The Nutcracker" on WGMS.

7 p.m. The history of the holiday in Maryland on WGMS.

7:05 p.m. Two hours of Christmas songs from Frank Sinatra on WMAL