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N MI 8020 7A Need help?
Status: CANCELLED
Subject: BIOLOGICAL CONTAMINATION CONTROL FOR OUTBOUND AND INBOUND PLANETARY SPACECRAFT
Responsible Office Code: EB
Effective Date: May 4, 1988
Expiration Date: May 4, 1991
Cancellation Date: April 17, 1991 
Document Cancelling this Directive (if Cancelled): N MI 8020 7B
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Documents Cancelled by this Directive:
N PD 8020 7   -   Show History
N PD 8020 10A   -   Show History