The following links to you to the UON issues where that particular opening was covered.
Alekhine’s Defense-Larsen Variation
Amar Opening-Krazy Kat Variation
BDG-Euwe Defense-Zilbermints Gambit
BDG-Vienna Defense-Gunderman Attack
Dresden Opening-Goblin Variation
Dutch Defense-Sénéchaud Gambit
Four Knights-Gunsberg Variation
French Defense-Becker Variation
French Defense-Rubenstein Variation
Italian Game-Blackburne’s Shilling Gambit
Ruy Lopez – Brentano Variation
Scandinavian Defense-Blackburne-Kloosterboer Gambit
Scandinavian Defense-Patzer Variation
Sicilian Defense-Mongoose Variation
Two Knights Defense-Fried Liver Attack