Perhaps you should try some spelling variations:
"eigenverlag heinrich schrift uber OR schmidt karl alter OR alten stahl" » "eigenverlag heinrich schrifttum uber OR schmidt karl alter OR alten stahl" (Expand Search), "eigenverlag heinrich schrift und OR schmidt karl alter OR alten stahl" (Expand Search), "eigenverlag heinrich schrift uber OR schmidt kurt alter OR alten stahl" (Expand Search), "eigenverlag heinrich schrift uber OR schmidt karl alter OR alten stahle" (Expand Search), "eigenverlag heinrich schrift uber OR schmidt karl alter OR alten stall" (Expand Search)

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

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