Perhaps you should try some spelling variations:
"william ehlers peter" » "william ellery peter", "william shiers peter", "william uhler peter", "william enders peter", "william phleps peter", "william ehlers master"
"william rider peter" » "william robert peter", "william ridgeway peter", "william rinder peter", "william grieder peter", "william nieder peter"

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: (("william rider peter") OR ("william ehlers peter")).
• Removing quotes may allow a broader search: (( william rider peter ) or ( william ehlers peter )).
• Adding a wildcard symbol may retrieve word variants: (("william rider peter") or ("william ehlers peter"))*.