Book Crates
Here's the dozens I've made so far. The boxes on the right are more books that need more crates.

An empty crate for design analysis.

End view
The overall dimensions are 24" long x 12.5" high x 11" deep. Strong enough to hold books in normal upright position or turned 90* in transport position (below).






@Tesla FalconDid you use some wood glue? For this type of Design, it's very important to use it because if placed in a warm room the nails might come out after sometimes