I’ve added a few books in the last few weeks
-The Little Book of Bonsai - Jonas Dupuich
-The Foundations of Bonsai - Harry Harrington
-Les oliviers en bonsai - Miquel, Font, Arnaud & Jeker
-Bonsai with Japanese Maples - Peter Adams
Heavier reading:
-The Reference Manual of Woody Plant Propagation - Dirr & Heuser