Back in the day, before cardboard box, these wooden shipping crates were used to deliver items to stores.
 This one folds up flat, to save space. Has a bottom that folds up too.

Antique Folding Collapsible Wooden Crate marked “Property of Alexander's Market 5654 N. 5th street, Philadelphia Pennsylvania"

Good condition on 3 sides. Wood on 4th side corner is weak, with a few pieces missing. See photos

Made by Puffer-Hubbard Co, Minneapolis, Pat'd June 1898 & June1931
"HUBBARD'S WIRE SEWED FOLDING BOXES"
Base of box fold inward and sides collapse, making them completely flat.

Measures 17" x 14" x 12" tall