Lucy Anne Threlfall (born 1861) (b. 1861) Parents Ann Greenwood Thomas Threlfall Children Ronald Melville Pym Thomas Wentworth Pym Leslie Pym William St. John Pym Alexander Pym Franics Guy Pym Lucy Barbara Pym Beatrice Maud Pym Siblings Margaret Threlfall Hester Threlfall Edith Mary Threlfall Martha Broadley Threlfall Partners Walter Pym