Hamilton management corporation First major divestiture of International Telephone and Telegraph Company. Post My 17, 1972 p.93 Creating many new positions for sales representatives. RMN Jy 29, 1972 p.131 President Frank If. Pierson resigns. RMN Ag 19,-1973 p.67 Review of organizational fight for control of ITT sub- sidiary. Cervi's Journal Ag 291 1973 p.1 Sold to Oppenheimer Management Corporation, New York; 900-person sale force will be dissolved. RM Journal Jy 2, 1975 p.1