RT Web Page DB /z-wcorg/ DS http://worldcat.org ID 238430077 LA English UL http://purl.access.gpo.gov/GPO/LPS98178 T1 Carl Sagan A1 United States., Federal Bureau of Investigation., PB Federal Bureau of Investigation PP [Washington, D.C.] YR 2003 AB Dr. Carl Sagan on November 15, 1983, received a letter addressed to him at the Space Science Building, Cornell University, Ithaca, NY. The letter spun stories of possible terrorist happenings. The communiqué was signed "M. Springfield." A pretext call was made to M. Springfield who was located in the telephone directory. The call revealed that M. Springfield died in 1972, and his widow now resides at the address. She had no knowledge of the letter sent to Dr. Sagan.