On Christmas Eve 1876, Portsmouth citizens watched flames reduce their largest meetinghouse and entertainment hall to ashes. During the following year, local families, businessmen, and craftsmen combined their resources to build a new auditorium with state-of-the-art lighting, rigging, staging, and seating-a comfortable venue for public addresses, charity functions, and international entertainment. The Music Hall, Portsmouth, was born.

Twain spoke from her stage, Sousa's brass echoed from her walls, and Edison's films brought her silver screen to life. Enduring war, depression, and multiple...