for sound recordings.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:Latin_School_Register_(IA_latinschoolregi1900bost_0).pdf...
for sound recordings.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:Latin_School_Register_(IA_latinschoolregi1900bost_2).pdf...
for sound recordings.PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:Latin_School_Register_(IA_latinschoolregi1900bost_1).pdf...