Weimann, Pickelmann, Simon; from Krasnoyar Ukraine
email@example.com is email for American Historical Society of Germans from Russia.
They have membership and a website with maps and some lists you can view. They help immigrant's descendants line up with the family abroad.
Not sure of web address, but try www.ahsgr.org
The quarterly shows a family seeking:
Alwina Weimann, nee Pickelmann, and Viktor and Meida Pickelmann, children of Amalija Pickelmann, nee Zeitler;
Ernst and Emma Simon, children of Elisasbet Simon, nee Zeitler; from Krasnoyar and Poltava, Ukraine.