1
2
by Ackerknecht, Erwin, 1880-1960
Published 1968
Subjects: ';
“...Keller, Gottfried, 1819-1890...”Published 1968
Book
3
by Ermatinger, Emil, 1873-1953
Published 1990
Subjects: ';
“...Keller, Gottfried, 1819-1890...”Published 1990
Book
4