Looking for Wilhelmina Johanna Friederici

I am looking for information RE WILHEMINE JOHANNA
FRIEDERICI born in Memel, E. Prussia 1864? 1871?
Moved to Koln-Mulheim during WW11 and died 1950 or 1951
Please contact me elmo6015@gvtc.com

Spouse: EDUARD JOHANN ENGELKE B.1860? 1866? Memel, EPrussia and died 1933 or 1934.