verse elfecl upon the airworthiness of the aircraft. 3. If the holder awes to permit another person to use this ctailicale to alter the product. the hOlde• shall give Ihe other parson written evidence of that airamittion. arr§r4re - Awe/44 Jr/ay .44 er4o14 Aer d/r.:4,r4r.snartratrr44,4: any.. ..#