Assistant Speech Pathology Prof. Robert Peppard shows graduate students Marnie Sullivan (left) and Susan Milligan examine a close up of the vocal chord system
Digital Commonwealth — Northeastern University Library

Assistant Speech Pathology Prof. Robert Peppard shows graduate students Marnie Sullivan (left) and Susan Milligan examine a close up of the vocal chord system

Leifer, David · June 17, 1993

CC0 — Public Domain
Digital Commonwealth — Northeastern University Library
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