◆ SpookStack

NOTE ON YELLOW: This cormunication is being classified “Noy Secret’ because unauthorized disclosure may tend to identify our source which could result in exceptionally grave danger to the Nation. This information was furnished by NY 694-S% and is contained in New York airteis (2) dated 7-18-61, captioned "Solo, Internal Security ~ C." See memorandum Baumgardner to Sullivan, dated 7-20-61 captioned "Solo, Internal Security - Communist.” IFf:biw.