Brooklyn Daily Eagle, Thursday, December 21st, 1922, p.26:

<Morris A Schapiro, champion of the Manhattan Chess Club, last night came to an agreement with Oscar Chajes, secretary of the Rice-Progressive Chess Club, to play a match of 20 games, the first winner of five to be declared the victor, draws not counting. Play will begin at the rooms of the Manhattan Chess Club at 2 o'clock tomorrow afternoon and the principals expect to play daily throughout the holidays, with necessary intermissions. The time limit will be 30 moves for the first two hours and 15 moves an hour thereafter.>

schedule

Game 1 23.12.1922 Sat
Game 2 24.12.1922 Sun
Game 3 ?26.12.1922? Tue
Game 4 27.12.1922 Wed (NY Herald 28.12.1922)
Game 5 28.12.1922 Thu (NY Herald 29.12.1922)
Game 6 ?31.12.1922? Sat (NYT 01.01.1923)
Game 7 31.12.1922 Sun (NYT 01.01.1923)
Game 8 06.01.1923 Sat
Game 9 07.01.1923 Sun or 08.01 (NYT, 09.01.1923)

Game 10 ?20.01.1923? Sat
Game 11 21.01.1923 Sun

Game 12 03.02.1923 Sat (NYT, 05.02.1923)
Game 13 04.02.1923 Sun (NYT, 05.02.1923)