Pseudonym: Tanguist, Eugene
If Costanzo was a real name then he probably worked with Andrew F. Merton (probably Jack Stewart), in providing the rolls of film to JMWAVE in 1966. See 104-10188-10016, pp. 70 & 72.
104-10188-10016: ( ) AFGHAN PRODUCTION.
08/10/66: Dispatch from Chief, WH Division to COS, JMWAVE (Info: COS, Mexico City): Subject: PBRUMEN/LIONION/Transmittal of Negatives: Eugene P. Tanguist. Originating Officer: Costanzo, WH/1, Ext: 3654. Releasing Officer: W. J. Kaufman, C/WH/1.
104-10188-10016: ( ) AFGHAN PRODUCTION.
08/11/66: Dispatch from Chief, WH Division to COS, JMWAVE (Info: COS, Mexico City): Subject: PBRUMEN/LIONION/Transmittal of Negatives: Eugene P. Tanguist. Originating Officer: C. Costanzo, WH/1, Ext: 3654. Coordinating Officer: W. J. Kaufman, C/WH/1. Releasing Officer: Thomas J. Flores, C/WH/C.
104-10188-10016: ( ) AFGHAN PRODUCTION.
08/25/66: Dispatch from Chief, WH Division to COS, JMWAVE (Info: COS, Mexico City): Subject: PBRUMEN/LIONION - Transmittal of Negatives: Eugene P. Tanguist. Originating Officer: C. Costanzo, WH/1, Ext: 3654. Coordinating Officer: J. Fisher, AC/WH/1. Releasing Officer: Thomas J. Flores, C/WH/C.
104-10221-10004: GALAN, VICTOR RICO, 201-336474
08/26/66: Dispatch from Acting Chief, WH Division to COS, Santo Domingo (Info: COS, Mexico City): Subject: EMFOE-1/Victor Rico Galan: "1. Attached are two pictures of Victor Rico Galan. Headquarters requests that the Station ask EMFOE-1 if this is the same individual as the subject of Paragraph 6 of the Reference. 2. If the pictures are identified as the subject of Paragraph 6 of the Reference, Headquarters requests that EMFOE-1 and other Station sources be queried for all available information concerning the Subject's activities and contacts while in the Dominican Republic as well as all possible travel information. Eugene P. Tanguist." Originating Officer: Chris Costanzo, WH/1, Ext: 3654. Coordinating Officer: J. Fisher, AC/WH/1. Releasing Officer: C/WH/7.
104-10221-10002: GALAN RICO, VICTOR, 201-336474, VOL. III
08/29/66: Request for Green List for Victor Rico Galan: Originating Officer: Christopher D. Costanzo. Office Designation: WH/1 Mexico. Room, Building: Ames 332. Extension: 3655.
104-10188-10016: ( ) AFGHAN PRODUCTION.
09/22/66: Dispatch from Chief, WH Division to COS, JMWAVE (Info: COS, Mexico City): Subject: PBRUMEN/LIONION/Transmittal of Negatives: Eugene P. Tanguist. Originating Officer: C. Costanzo, WH/1, Ext: 3654. Coordinating Officers: W. J. Kaufman, C/WH/1. E. J. Chiocca, C/WH/C/MIO. Releasing Officer: Thomas J. Flores, C/WH/C.
104-10188-10016: ( ) AFGHAN PRODUCTION.
09/27/66: Dispatch from Chief, WH Division to COS, JMWAVE (Info: COS, Mexico City): Subject: DYVOUR/PBRUMEN/LIONION Transmittal of Negatives: "1 Attached are four (4) rolls of 35mm film, which include two (2) negative and two (2) positive films for use by Station JMWAVE as described in the reference. The original negatives will be sent to Archives for retention. 2. The rolls cover the dates of 23, 24, 25, 26 and 29 August 1966. Eugene P. Tanguist." Originating Officer: C. Costanzo, WH/1, Ext: 3654. Coordinating Officers: J. Fisher, AC/WH/1. E. J. Chiocca, WH/C/MIO. Releasing Officer: Thomas J. Flores, C/WH/C.