Here’s an online archive of Avalon Hill’s classic games magazine, The General.
Board Games
d100 Dungeon Delving Game
D100 Dungeon is a print-and-play solo role playing game of dungeon adventures.
Ada Lovelace: Consulting Mathemetician Game
Ada Lovelace: Consulting Mathematician is solo roll-and-write game. it is offered on a pay what you want basis.
1972: The Lost Phantom Game
1972: The Lost Phantom is a free print and play solitaire game about an F-4 pilot shot down behind enemy lines in Vietnam, trying to find his way back to safety.
1572: The Lost Expedition
1572: The Lost Expedition is a roll and write game designed as a one page, ultraportable game. In it, you are a conquistador trying to reach the Atlantic after a failed expedition.