John with a Double Check Checkmate!

If you'd like a chance to play John join us for his weekly live twitch streams Sunday at 18:30 utc. He'll take challenges from anyone interested in playing

1001 Deadly Checkmates - Schachversand Niggemann

A Closer Look at Checkmate - The Surprising Chess Story

The Chess Endgame Exercise Book - British Chess News

Double check = checkmate? something about pasta? : r/beginneranarchychess

Checkmate! Ideas for Students - Bain – Chess House

How many times can a king be checked in chess? - Quora

Double Checks

The Project Gutenberg eBook of Check And Checkmate, by Walter Miller, Jr.

Double Check - Chess Terms

Double checkmate - Chess Forums