◆ SpookStack

ort 130 *49-29-458) ) f ——- : f Domestic Intelligence Division INFORMATIVE NOTE Date V/7/72_ ~Attached reports threat to bomb three bamks in each of three cities: Chicago, New York and San Francisco. A letter isent to news media, including radio statiots, |states bombs were placed in safetyydeposit boxes in the banks in July, 1971, and have long range timers, The letter outlines how such bombs might be used in other situations such as under highways and | buildings under construction such as the new FBI headquarters, Lettercloses with "Free All Political Prisoners, Remmmber George Jackson and Sam Melville.” Jackson was a black prisoner killed in a 1971 escape rom a California prison and Sam Melville was an inmate killed during the Attica New York, prison uprising. The department has been advised of the facts in this matter and has requested iga ation gal e Bureau. The field has! st fae epyoni¢a y, ins ruc § Efe ini iat " en t su oo y 0 pec bie