Marple’s Gretchen Harrington Tragedy: Kidnapping, Murder and Innocence Lost in Suburban PhiladelphiaEbookMarple’s Gretchen Harrington Tragedy: Kidnapping, Murder and Innocence Lost in Suburban PhiladelphiabyMike MathisRating: 0 out of 5 stars0 ratingsSave Marple’s Gretchen Harrington Tragedy: Kidnapping, Murder and Innocence Lost in Suburban Philadelphia for later