Photograph of the front of the house at Greenfield Farm, and was taken by Diane Sora in 1998. Greenfield Farm in Chester County, Pennsylvania was purchased by Gertrude Chandler Sahlin in the 1920s and inherited by her descendents. Robert Chandler Sahlin and his wife, Nancy Roe Sahlin, lived here until their deaths, and the family sold the farm in 1998.