A Puzzle by Harold
+ – + – + – + – + – + – + – + – + – +
Continue reading “NTSPP 654”
A Puzzle by Harold
+ – + – + – + – + – + – + – + – + – +
Continue reading “NTSPP 633”
A Puzzle by Harold
+ – + – + – + – + – + – + – + – + – +
Continue reading “NTSPP – 576”
A Puzzle by Harold
+ – + – + – + – + – + – + – + – + – +
Continue reading “NTSPP – 556”
A Puzzle by Harold
+ – + – + – + – + – + – + – + – + – +
Continue reading “NTSPP – 542”
NTSPP – 480
A Puzzle by Harold
+ – + – + – + – + – + – + – + – + – +
Continue reading “NTSPP – 480”