Gertrude has listed (508) 234-3928 as her phone number. Possible relatives of Gertrude are: Ernest J Kooistra, Calvin L Kooistra, Ernest L Kooistra and 4 other people. Her birth year was listed as 1920. Gertrude’s current address is 10 Chestnut St, Whitinsville, Ma 01588. Sutton, Uxbridge, Wilkinsonville and one other city are cities Gertrude has lived in. Gertrude has reached 103 years of age.