All notices for the weekly CRIMSON Calendar must be placed in the notice box in the CRIMSON Office on Fridays before 5 o'clock, marked "For the CRIMSON Calendar."

Monday, December 23.

10.30.--Intercollegiate chess tournament at Murray Hill Hotel, New York.

Tuesday, December 24.

10.30.--Intercollegiate chess tournament at Murray Hill Hotel, New York.

8.00-10.00.--*President and Mrs. Lowell's Christmas Eve reception at 17 Quincy street.

Christmas Day.

6.45-10.00.--*Phillips Brooks House festival.

Thursday, December 26.

4.00.--Reception of Harvard Dames in Brooks House Parlor.

Friday, December 27.

4.00-6.00.--*University Tea in Phillips Brooks House.

Monday, December 30.

9.00.--Meeting of the executive committee of American Economic Association in New Lecture Hall.

10.00.--**Meeting of the Economic Association in the New Lecture Hall.