AD/S-76/21 Amdt 1 - Main Gear Box Assembly - Shaft and Spur Pinion Inspection and Retirement Zoe has a public metadata record for this legal instrument, but accepted source text is not available in the agent mirror yet. Canonical page: https://zoelaw.ai/legislation/ad-s-76-21-amdt-1-main-gear-box-assembly-shaft-and-spur-pinion-inspection-and-retirement