L.A. Times Problem No. 59 by Sam Loyd. White mates in two.
FEN 8/8/7p/4K1kb/8/7R/7Q/8 w - - 0 1
Key: Q-R2/Qa2
L.A. Times Problem No. 60 by Percy Bowater, Pasadena, California. A prize-winner in the first annual composing tourney of the National Chess Federation. White mates in three.
FEN krbN4/1pQpp3/1Pp3n1/4p3/1B6/8/8/6K1 w - - 0 1
Key: 1. K-R/Kh1. The only square in his majesty's field where black can't check him in two moves. If N any; 2. QxKP, etc. If R-K5; 2. Q-R2. If P-K3, 2. B-Q6. If QP any; 2. NxBP. If P-B4; 2. QxBP. The try 1. B-B5 defeated by N-B5 and checking next move. Same with 1. BxP.