Cryptonym: AMCOO
In the book Where Angels Tread Lightly, the case for identifying Delia Failde as a pseudonym for Katherine Taaffe (which might also be a pseudonym) was examined in Chapter 19.
07/29/59: Cable from Director to Havana (Orig: R. Reynolds, WH/III/CARIB): "AMCOO expects to be in HAVA 30 July and will call on Merton (probably Jack Stewart) while there to discuss ops." Releasing Officer: (Handwritten note: Robert Dahlgren for) R. E. Gomez, A/CHIEF, WHD. Authenticating Officer: R. E. Dahlgren (Oliver N. Aimack), CHIEF, WH/III.
104-10240-10042: CABLE: ARTIME REPORTS WHEN HE AND VARONA INTERVIEWED BY ODURGE PRESENCE
1/12/60: Name mentioned in Robert Reynolds' marginalia on CIA cable. "Cuban consul DECHAID asked AMCOO for names of exfiltrees. She ducked, denied knowledge. D went to INS. They stalled. D said he'd write regional director. So far - hasn't."
1/19/60 CIA memo on the impounding of the Veramar owned by AMCOO, which led to the end of AMCOO exfiltration services for the CIA.
104-10162-10197: OPS NOTES ON AMBIDDY
Circa 1960: See marginalia on page 4 of 7 for Delia Failde name next to AMCOO.