Perhaps you should try some spelling variations:
"eigenverlag heinrich schmidt karl OR schrift uber alter OR walter strehle" » "eigenverlag heinrich schmidt kurt OR schrift uber alter OR walter strehle" (Expand Search), "eigenverlag heinrich schmidt karl OR schrifttum uber alter OR walter strehle" (Expand Search), "eigenverlag heinrich schmidt karl OR schrift und alter OR walter strehle" (Expand Search), "eigenverlag heinrich schmidt karl OR schrift uber alter OR walter strahle" (Expand Search)

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

• Removing quotes may allow a broader search: eigenverlag heinrich ((schmidt karl) OR (schrift uber)) (alter OR walter) strehle.