How Heavy Are the Dumbbells You Lift? Volumes 1-20, complete set. Volumes 1-16 were purchased used, and volumes 17-20 were purchased new. The used volumes have some sun damage and soiling, but there is no problem with reading them. Volumes 1, 4, and 9-20 are first editions. Volumes 11 and 13-20 have obi strips. Sandrovich Yabako / MAAM #SandrovichYabako #MAAM #book #comic