( Newspaper clippings (1940ies) with maps )
( Atlas (1943) )

( English Course for soldiers (1945) )
( English (1960) for first year learners )
( Singing book (1961) )

( English (1963) for second year learners )
( English (1989) for students in their first year of learning English )
( And the more recent version, an English book (2004) for Hauptschul-students in their first year of learning English )
( Atlas (1943) )

( English Course for soldiers (1945) )
( English (1960) for first year learners )
( Singing book (1961) )

( English (1963) for second year learners )
( English (1989) for students in their first year of learning English )
( And the more recent version, an English book (2004) for Hauptschul-students in their first year of learning English )