3 books in series

D&D chronologically

D&D chronologically is a 3-book series with 3 released primary works first released in 1974 with contributions by E. Gary Gygax and Dave Arneson.

Dungeons & Dragons: Rules for Fantastic Medieval Wargames Campaigns Playable with Paper and Pencil and Miniature Figures
1st Edition Premium Monster Manual
AD&D 1st Edition Premium Player's Handbook