Family search : Danielzik - Cieslik

Hello,

I apologise for writing in english, but I do not speak german.
My grand-father was named Gustav Danielzik (or Danielczik, or Danielczyk
or Danielzyk), born on 18th April 1902 in Schwiddern, L�tzen.
His father's name was Gottlieb Danielzik.
His mother's name was Louise Cieslik.
He had a brother named Otto and a sister named Annah.
I am looking for any information that would help me in my family search.

Thanking you all in advance,

Best regards,

M.Danielzik-Jacomi