Final answer:
The provided information discusses various individuals with the surname Morgan, but does not pertain to William G. Morgan, the inventor of volleyball, who the question addresses. Consequently, an accurate response cannot be given based on the provided details.
Step-by-step explanation:
The information provided refers to several individuals with the last name Morgan, but none are William G. Morgan, the person the student is asking about. It is essential to address the correct individual when answering the question, 'Where was William G. Morgan an instructor?' To clarify, William G. Morgan was the inventor of the game volleyball and not included in the provided information, which instead relates to different historical figures such as Thomas Hunt Morgan, Junius Spencer Morgan, and others who played significant roles in various fields like banking, education, and science. Therefore, it is not possible to provide an accurate response regarding William G. Morgan's place of instruction based on the details available.