91 Sheldon, Iowa April 16, 2021 Gertrude “Trudy” Blankers, 91, of Sheldon, Iowa, passed away Friday, April 16, 2021, at Sanford Sheldon Senior Care. Services were Saturday, April 24, at First Reformed Church, Boyden, Iowa, with interment in Sheridan Township Cemetery, Boyden. Gertrude Louise Bosman was born Dec. 30, 1929, in Boyden, daughter of Henry…