‘instructor’ historical pictures (exact matches)

The Benin Expedition
The Benin Expedition
Mineral water manufactory
Mineral water manufactory
The castle of the Wartburg
The castle of the Wartburg
The Battle of Omdurman
The Battle of Omdurman
Samuel F B Morse
Samuel F B Morse
Benjamin West and Family
Benjamin West and Family
Men of Progress
Men of Progress
In the Silver Mines of Nevada
In the Silver Mines of Nevada