The books are in good shape.
Some of the covers have some rubbing wear and edge wear on the spines. Four books have a scratched out name written on the inside.
The pages have some discoloration around the edges, but are clean with no writing, stains or torn pages.
The #4 book is slightly smaller in size and the illustrations are black and white, while the other books illustrations are in color.
# 2 - Trixie Belden and the Red Trailer Mystery # 4 - Trixie Belden and the Mysterious Visitor #11 - Trixie Belden and the Mystery At Bob-White Cave #12 - Trixie Belde and the Mystery of the Blinking