Circa 1965
L to R: Helma (Laas-Gloff) Brakenberry, Lena (Heiden) Koster and Alice (Laas) Berlin

Lena is the daughter of August and Rika (Knaack) Heiden. Helma and Alice were sisters  and the daughters of Herman Laas. Herman's mother, Dorothea (Regelin) Laas was a cousin of Lena's mother, Rika (Knaack) Heiden. So, Helma and Alice were Lena's second cousins, once removed.