Perhaps you should try some spelling variations:
"frederick henry pierce" » "frederick howard pierce", "frederick handel pierce", "frederick george pierce", "frederick henry piers", "frederick henry percy", "frederick henri pierre"
"frederick earl piercy" » "frederick lord piercy", "frederick a piercy", "frederick l piercy", "frederick earl percy"

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: (("frederick henry pierce") OR ("frederick earl piercy")).
• Removing quotes may allow a broader search: (( frederick henry pierce ) or ( frederick earl piercy )).
• Adding a wildcard symbol may retrieve word variants: (("frederick henry pierce") or ("frederick earl piercy"))*.