1933
Jesco von Puttkamer, German-American engineer (died 2012)
Jesco von Puttkamer, German-American engineer (died 2012)
Jesco von Puttkamer, German-American engineer (died 2012)
German-American aerospace engineer and writer
Jesco von Puttkamer, German-American engineer (died 2012)
Jesco von Puttkamer, German-American engineer (died 2012)