Complex sentence: The library contains an "Interstaff Communications" series with memos, reports, and correspondence between Haig and Joulwan, covering a wide variety of topics including nationl defense, foreign policy, and presidential appointments.
Split into simpler sentences: The library contains an "Interstaff Communications" collection of memos, reports, and correspondence between Haig and Joulwan. The records cover a variety of topics including nationl defense, foreign policy, and presidential appointments.