Operation Plan 712 book
also: Operation Plan 712 (Advanced Base Operations in Micronesia)
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Claims (1)
Earl H. Ellis proposed
Operation Plan 712 documented
document
“The document he wrote Operation Plan 712 (Advanced Base Operations in Micronesia) was approved by the Commandant on 23 July 1921…”
source: government document — Church Committee Final Report, Book VI: Supplementary Reports on Intelligence Activities · p.126