Looking for Engelke from Koln Germany

I am looking for EMIL FERDINAND ENGELKE who was born in
Memel, E. Prussia 11 Aug 1900. He moved to Koln, Ger.

during WW11. Parents: WILHELMINE JOHANNE GAB. FRIEDERICI
EDUARD JOHANN ENGELKE
One son: OTTO ENGELKE
Two grandaughters probably still living in Germany.

Please contact me with any info that you might have. I'm
at adead end!!