Kauko LEHTINEN
1925, Finland
Also known as: KL
1960
Signature considered genuine
1970
Signature considered genuine
1971
Signature considered genuine
1973
Signature considered genuine
1978
Signature considered genuine
1980
Signature considered genuine
1980
Signature considered genuine
1987
Signature considered genuine
1993
Signature considered genuine
1996
Signature considered genuine
Signature considered genuine