Analysis of information sources in references of the Wikipedia article "Christopher John Boyce" in English language version.
He needed money, and he found banks an easy mark. He hit a dozen of them throughout the Pacific Northwest, hoping to pay for passage to the Soviet Union. He would have friends there, he thought. He would be safe. But these would be mere flights of fancy.
Suffice it to say that from March 1975 through December 1976, I removed or photographed a sizeable number of classified documents from the highly secret "black vault" of TRW, a CIA contractor in Redondo Beach, California and sent them on with Daulton to the KGB in Mexico City. I was able to obtain those documents through my position as a specially cleared TRW employee, working in the black vault, located in building M4.