Now's the time to both look back on the year past and ahead to 2008. Here are only some memorable anniversaries and milestones that will be marked in the new year.

— Compiled by Carolyn Warmbold and Alice Wertheim

100 years ago: 1908

April 23: Army Reserve traces its founding to the establishment of the Medical Reserve Corps. to this date.

May 10: First Mother's Day celebration takes place in Philadelphia. In 1914, a joint resolution of Congress established the celebration on the second Sunday in May.

June 30: Giant explosion in the sky in Siberia, possibly caused by asteroid fragment.

July 3: Death of Georgia's Joel Chandler Harris, author of the Uncle Remus stories, which began appearing in the Atlanta Constitution in 1876.

Sept. 17: First fatal plane crash occurs. Pilot Orville Wright was injured.

October: First Gideon Bible placed in a hotel room in Montana.

Nov. 3: William Howard Taft elected president over William Jennings Bryan, who was the first presidential candidate to appear in movie footage shown on July 12.

Dec. 5: First numerals sewn on players uniforms to distinguish players at University of Pittsburgh.

Dec. 16: First credit union founded in New Hampshire.

Dec. 26: Jack Johnson technically becomes first African-American heavyweight boxing champion of the world.

Dec. 28: Messina, Italy, earthquake kills tens of thousands.

Also noteworthy:

* Model T goes into production.

* Song "Take Me Out to the Ball Game" written by Jack Norworth. (MLB plans celebrations during opening week in 2008.)

75 years ago: 1933

Jan. 30: Hitler named Chancellor of Germany. Dachau concentration camp is established that year.

Jan. 30: Though the date is disputed, "Lone Ranger" begins long run on radio.

Feb. 17: Blondie Boopadoop marries the disinherited Dagwood Bumstead in the comic strip Blondie.

March 4: Franklin D. Roosevelt inaugurated. He states: "The only thing we have to fear is fear itself." He initiates the New Deal that month.

July 28: First singing telegram sung by Western Union operator Lucille Lipps to the star vocalist Rudy Vallee on his birthday.

June 6: First drive-in theater opens in New Jersey.

July 6: First All Star Baseball Game played at Comiskey Park. The American League won. Babe Ruth's homer in the third inning was the first in an All Star Game.

Summer: First Negro National League All Star Game. West beats East at Comiskey Park.

Autumn: First issue of Esquire magazine features story by Georgia native Erskine Caldwell, author of "Tobacco Road."

Dec. 26: First FM radio patented by Edwin Howard Armstrong.

Also noteworthy:

* First chocolate chip cookies concocted by accident by proprietor of an inn named Toll House.

50 years ago: 1958

January: After three months in orbit, Russia's Sputnik 1 burns up on re-entry to the earth's atmosphere.

Jan. 31: Explorer I becomes first satellite placed in orbit by United States.

Oct. 1: NASA's first day of operations.

March 24: Elvis Presley becomes Army Pvt. Presley.

March: Nikita Khrushchev replaces Nicolai Bulganin as Soviet premier.

April 13: Van Cliburn wins first Tchaikovsky international piano competition in Moscow.

Aug. 1: First-class postage rises to 4 cents.

Autumn: TV quiz show scandal makes headlines.

Aug. 3: Crew of atomic submarine USS Nautilus makes history with first undersea voyage across North Pole.

Oct. 9: Pope Pius XII dies; Pope John XXIII elected pontiff on Oct. 28.

Also noteworthy:

* First Grammy awards made for musical recordings. Winning single was "Volare;" winning album was "The Music from Peter Gunn."

25 years ago: 1983

Jan. 1: Penn State beats University of Georgia in Sugar Bowl. On Tuesday, UGA plays University of Hawaii in the same bowl.

January: George C. Wallace begins fourth term as governor of Alabama.

Jan. 26: Longtime Alabama coach Bear Bryant dies about a month after coaching his last football game.

Feb. 28: Final TV episode of "M*A*S*H" airs.

April: Georgia-born Alice Walker wins Pulitzer Prize for "The Color Purple."

April 21: John Glenn becomes the first former astronaut to run as a candidate for president.

May 25: "Return of the Jedi" in "Star Wars" series released.

June 18: Sally Ride becomes first American woman to go into space. On Aug. 30, Air Force Lt. Col. Guion Bluford becomes first African-American astronaut to go into space.

Sept. 17: Vanessa Williams chosen first African-American Miss America.

Oct. 23: Beirut, Lebanon, barracks bombings kill hundreds of U.S. and French military personnel.

Oct.25: U.S. invades Grenada after execution of the island nation's prime minister.

Nov. 2: President Reagan signs bill establishing Martin L. King Jr. federal holiday. (April 4, 2008, will mark the 40th anniversary of King's death.)

Dec. 7: First execution by lethal injection takes place in Huntsville, Texas.