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The X-15 Research Airplane by Bob Andrepont is a document available to read on EtoBox.

NASA test pilot Joseph A. Walker heads for the X-15, which is hooked under the right wing of the big 8-52 mother plane. X-15 RESEARCH AIRPLANE IT IS 1 minute to zero in an X-15 countdown that began 24 hours ago. The X-15 is about 45,000 feet above mud lake, nev.

Author

Bob Andrepont

Language

EN