The Roosevelt Warehouse, more commonly known as the Detroit Public Schools Book Depository, is a building on 14th & Marantette Street in Detroit, Michigan. It is understood to have been designed by Albert Kahn and that it was originally a Post Office before being used as the Public Schools' surplus equipment depository. It is currently owned by Ford Motor Company who renovated it, as part of its new Michigan Central Mobility Innovation District into a innovation center. Major tenants signed to move into the building include New Lab, a multi-disciplinary technology company.