U. S. Navy brass padlock number 10 - Ruby Lane

Warded Round Iron Padlocks (Pancake) - J thru Z - Antique Padlocks

Bow Hardware & Parts – Lancaster Archery Supply

Bronze C. R. I. & P. Railroad signal lock with key - Ruby Lane

For Sale - Vintage Railroadiana Transportation from Time's Treasures Railroad & Country - What an interesting lock set from the Union Pacific

Unusual Union Pacific Railroad Brass Six-Lever Utility Lock & Key Set SOLD at Ruby Lane

American Lock Co. US Gov. Brass Padlock - Ruby Lane

Cabinet Hardware - Curated Collection from Remodelista

Bronze C. R. I. & P. Railroad signal lock with key - Ruby Lane

Yale & Towne Co. Brass Padlock and Original Key - Ruby Lane

American Lock A5102 1-1/2in (38mm) Solid Steel Rekeyable Padlock