Ernestine Anne Porcelli-Cust (died 1955) (d. 1955) Parents Allan Roger Charles Porcelli-Cust Alice Marian Porcelli-Cust Children Dorothy Katherine Frances Johnstone Violet Florence Ernestine Johnstone Laura Adeline Johnstone Sir Frederick Allan George Johnstone of Westerhall, 10th Bt. Partners Sir George Frederick Thomas Tankerville Johnstone of Westerhall, 9th Bt.