Previous owners markings. The Vintage 12" Schultes Level is a classic tool made in Detroit, USA. This vintage original piece from Schultes is a collectible item perfect for woodworking and carpentry enthusiasts. Made in the United States, this level showcases the quality craftsmanship and durability that the brand is known for. Add this unique and nostalgic tool to your collection or use it for your next project with confidence in its accuracy and reliability.