Gretchen Mayfield informs Helga Hazelrig that McCormack will be unable to attend the dinner in honor of the Vienna Philharmonic Orchestra which Lorin Maazel had invited him to. Attached is a copy of Hazelrig's letter to McCormack inviting him to a dinner party Lorin Maazel is having in honor of the Vienna Philharmonic Orchestra for their 150th anniversary.
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