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Continue to ChatBoeing skeptical of CSeries, C919, MS-21 EIS https://leehamnews.com/2010/10/28/boeing-skeptical-of-cseries-c919-ms-21-eis/
Boeing skeptical of CSeries, C919, MS-21 EIS https://leehamnews.com/2010/10/28/boeing-skeptical-of-cseries-c919-ms-21-eis/