Perhaps you should try some spelling variations:
"george bradley keller" » "george hadley keller", "george bailey keller", "george bindley keller", "george bradley fellow", "george bradley kinder", "george bradley tyler"
"george bingley miller" » "george bindley miller", "george kingsley miller", "george birley miller"

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: (("george bradley keller") OR ("george bingley miller")).
• Removing quotes may allow a broader search: (( george bradley keller ) or ( george bingley miller )).
• Adding a wildcard symbol may retrieve word variants: (("george bradley keller") or ("george bingley miller"))*.