Tolerance piling was a big lesson: each small variance compounds across assemblies, so shop drawings specify voids

https://paxtonfeps261.lucialpiazzale.com/finials-that-last-the-100-year-trajectory-of-custom-copper-particulars

Tolerance piling was a big lesson: each tiny discrepancy substances across settings up, so store illustrations specify gaps, shims, and slot lengths to make sure a best site fit.