1
by Nylén, Paul, Wigren, Nils
Published 1978
Steinkopff

2
by Nylén, Paul, Wigren, Nils, Joppien, Günter
Published 1996
Steinkopff

3
by Nylén, Paul, Wigren, Nils
Published 1941
Steinkopff

4
by Nylén, Paul, Wigren, Nils
Published 1969
Steinkopff