Remarks: Even in Iran, The land of old Seven Oh Sevens, finding this one is very rare and also pleasant. Project IBEX was a joint USA (CIA+NSA) / Iran enterprise for building and operating a series of observation and listening posts along the Soviet border, as well as for the purchase and operation of a number of reconnaissance aircraft. The original plan for IBEX called for two of IIAF’s Boeing 707s and two of the six P-3F Orion patrol aircraft to be converted for ELINT roles in 1975. this 707 is one of them.
