Letter from NYSUT president Tom Hobart to NEA associate director of business and financial management Don Arbogast, disagreeing with claim of financial obligation of NYSUT to NEA, noting that NEA had unilaterally and wrongfully terminated NYSUT's status as an NEA affiliate, June 17, 1976; letter from NYSUT secretary-treasurer Ed Rogers to NEA business and financial officer Roger Montgomery, informing him of intention by NYSUT to terminate agreement between NYSUT and NEA, January 14, 1976; letter from NYSUT attorney to NEA attorney, noting revised dues transmittal agreement, December 30, 1975; related correspondence, disputing disaffiliation status; three copies of Agreement between the NEA and New York State United Teachers Regarding the Collection and Transmission of NEA Dues and Membership Data, signed by NEA executive director Terry Herndon, 12/30/75 (not signed by NYSUT); three copies of NEA memo to state staff - membership processing/dues accounting, with attached Membership and Dues Transmittal Procedure Data Processing System, National Education Association, January 1974