VINTAGE! Hardy Boys Mystery Series “What Happened at Midnight” Copyright, 1931.

No illustrated by listed. 
First page after book front cover is printed in pencil: Bob Wasson 5th.

Pages are yellowed slightly with age, but all pages are in tact, no damages, loss or loose.  Front and back boards are strong, and solid.

Considering this is a VINTAGE child’s book, it is in fairly good condition.