Perhaps you should try some spelling variations:
"societe astronomiques 6 france" » "societe astronomique 6 france", "donnees astronomiques 6 france", "societe oeconomique 6 france", "societe astronomiques 6 french"
"cliches astronomiques 7 france" » "cartes astronomiques 7 france", "cliches astrographiques 7 france", "donnees astronomiques 7 france"

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: (("societe astronomiques 6 france") OR ("cliches astronomiques 7 france")).
• Removing quotes may allow a broader search: (( societe astronomiques 6 france ) or ( cliches astronomiques 7 france )).
• Adding a wildcard symbol may retrieve word variants: (("societe astronomiques 6 france") or ("cliches astronomiques 7 france"))*.