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Cryptonym: YOBULK

Definition:
A photographing scan facility of boats and planes. Possibly based at CIA headquarters.
Status:
Speculative
Discussion:
A cable on December 12, 1963, from JMWAVE to Director, requested a comparative scan and the latest available photography of areas listed in the reference. Other cables in December of 1963 from JMWAVE requested daily readouts of boats and planes in certain areas of Cuba, particularly in regards to any military buildup.
Sources:

104-10076-10018: JMWAVE CABLE REQUESTING DAILY READOUT FOR ANY MILITARY BUILDUP SUCH AS PLANES OR BOATS

12/04/63: Cable from JMWAVE to Director: Slugline PBRUMEN YOBULK COBRA XIV: "1. Request daily readout of the following areas, as covered, for any military buildup such as planes, boats, etc. A. Punta Caraguao UTM 731 700 AMS 3583 II. B. Siguanea boat basin UTM 916950 AMS 3681 III. C. San Julian A/F UTM 934466 AMS 3382 II. 2. Request readout begin 3 December and continue until 14 December. 3. Request information be forwarded to WAVE via daily cable."

104-10076-10206: JMWAVE CABLE REQUESTING DAILY READOUT INFORMATION

12/09/63: Cable from JMWAVE to Director: Slugline PBRUMEN YOBULK DUCK: "1. Request daily readout as covered from 9 Dec to 16 Dec of any boats located at UTM 950917 AMS 3661 Roman Three. 2. Request information be forwarded JMWAVE by daily cable. C/S Comment: *Dissemination applicable to JMPURR cables."

104-10076-10380: JMWAVE CABLE REQUESTING LATEST PHOTOGRAPH OF AREA FOR COMPARATIVE STUDY.

12/12/63: Cable from JMWAVE to Director: Slugline PBRUMEN YOBULK AMSAKI: REF WAVE 7773 (IN 63872)* "1. Request comparative scan with M-3766 and latest available photography of areas listed in ref. 2. Request cable reply by 1200 hours. 16 Dec 63. C/S Comment: *Requested comparative study on latest available photography with M-3363 to determine any new activity."

104-10192-10042: CABLE RE: ORLANDO BOSCH AVILA, LEADER OF MOVIMIENTO INSURRECIONAL DE RECUPERACION REVOLUCIONARIA

02/19/65: Cable from JMWAVE to WH/SA-8: Slugline TYPIC YOBULK: "1. Orlando Bosch Avila, leader of Movimiento Insurreccional de Recuperacion Revolucionaria announced his B-25 aircraft effected raid Bahia Honda central, Habana Province, early morning hours 13 Feb. There no confirmation this raid. Bosch also claimed 17 Jan raid Niagara sugar central Pinar del Rio Province same type aircraft, which confirmed by GOC two days later. At present Bosch reported be planning another raid which to take place any moment. Major problem facing WAVE area law enforcement agencies is determining MO for departure, loading and staging this type raid, and WAVE tasked exploit every possibility try determine how aircraft launched. For MEXI, MRID ref indicated B-25 type aircraft registration N8012, pilot Jack Benson Griffin and D. N. Shaw who owner of aircraft as passenger, at Palisadoes Airport 11 Feb 1330Z. Aircraft departed Aruba 1545Z same date, however pilot contacted Palisadoes Tower informed then headed PACY. Aircraft had necessary ODACID (U.S. State Department) departure permit and plane thoroughly checked ODBOON (U.S. Customs Agency) prior departure WAVE area. 3. WAVE area ZAVOID indicated Griffin prior departure and filed two flight plans, one for KNGS another for MEXI. According FAA Griffin departed 0005 local 11 Feb flew KNGS via Bimini and Inagua this last confirmed by KNGS. In past Griffin known deeply involved Cuban exile air strike activity. 4. As of morning 19 Feb there no record aircraft returned WAVE area." (CONTINUED BELOW)

104-10192-10042: CABLE RE: ORLANDO BOSCH AVILA, LEADER OF MOVIMIENTO INSURRECIONAL DE RECUPERACION REVOLUCIONARIA

02/19/65: Cable from JMWAVE to WH/SA-8: Slugline TYPIC YOBULK: "5. In view of time element, type aircraft and background Griffin there remote possibility this plane participated 13 Feb claimed raid, or (unintelligible) participate in new planned raid. Request data re landing alone aircraft at PACY, Aruba, or some area Mexico though aware that in last instance many out-of-way fields which could be used clandestinely. Need dates/time landing and subsequent takeoffs, amount fuel and nature cargo loaded, names crew or pax, next declared field. Would be particularly appreciative indication unusual activities aircraft or associated with aircraft, such as parking occulted or non-active area field, particularly long wait at end of runaway before takeoff, whether end runway fenced or readily accessible from neighboring land, and whether any cans consisted of containers similar to plastic chlorox or detergent bottles, or cargo included 'caustic chemicals.' 6. If addees have pertinent details PLS indicate which can be passed to WAVE area law enforcement agencies for their information and use."

Contributors:
Gavin McDonald

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