Wilson Bohannan Co. This lock does not have the traditional clasp locking bar. The prongs on the key tip rotates a cam that pushes the locking bolt. This lock has an offset keyway

MARION OHIO” – Asymmetrical Wards. 1 5/16″ high x 3/4″ wide x 5/32″ shackle diameter x 13/32″ shackle clearance. (Actual: 1.305″ high x .745″ wide x .155″ shackle diameter x .420″ shackle clearance). Brass body. Brass shackle. Warded flat key. Original key. Catalog #: 618, first appears in catalog of 1930.