Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Friends, The loss you feel must be beyond my comprehension. I am so very sorry for your tragedy. My prayer is that God will somehow us this to make his face known. I also pray that you will experience emotional and physical healing. These events have reminded me of the frail nature of our earthly bodies. I am confident that God has prepared a plan for us all where we will be freed from our own flesh and all pain will be gone. Love, Blake."

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Our dear brothers and sisters at Tree of Life, You are not alone! I pray that God, our father, will fill you to overflowing with His peace and love as you mourn the loss of your family. May you find comfort in the knowledge that even in this tragedy God is in control and will bring beauty from the ashes. 'My comfort in my suffering in this: Your promise preserves my life.' Psalm 119:50."

Hallmark card from a member of St. Peter's Episcopal Church in Londonderry, New Hampshire. The front cover features a dog. The inside reads: "God loves you and we do, too! Love, NATALIE" and features illustrated stick figures representing the sender, labeled "Me" and "My friend Benji."

Hallmark card from a member of St. Peter's Episcopal Church in Londonderry, New Hampshire. The inside reads: "Please know that you are in our thoughts and prayers. St. Peter's Episcopal Church Londonderry, NH."

Note from a member of The Church at Severn Run in Severn, Maryland. The note is enclosed in an envelope with church letterhead, reading: "The Church at Severn Run: Love Well, Live Jesus, Believe Big!" The note inside contains messages of support and divine love. The church's contact information is included on the back of the envelope.

Post-it note with handwritten message in black ink. The message reads: "We stand with you!" Signed: "Douglas [last name redacted] and family."

Card with abstract images painted and drawn by a young child. The words: "Love on you" appear in large letters inside on the lower left.

Square card with white and yellow text against blue background. Card reads, "Mitzvah4Pittsburgh. Some spread darkness. We spread light. Choose a good deed. Choose a Mitzvah. Add light to the world," followed by four options and a place for respondents to list their name and email address. Some names and email addresses have been redacted for privacy.

Card on red paper from three students [last names redacted] at Magen David Yeshivah High School in Brooklyn, Ny. The upper flap inside is illustrated with a large heart, surrounded by smaller hearts, and two Stars of David. A sun appears on the left, labelled with the quote: "after the rain, the sun shall shine through." The card ends: "GET WELL SOON! [Star of David]."

Card with gold background and illustration of a rose bud stem with leaves. The message inside is addressed to the members "who were, are, and will be part of the Tree of Life synagogue" and affirms the sender's solidarity and God's greatness.

Post-it note with handwritten message in blue marker. The message reads: "God is love. Love beats hate any day." Signed by Cecelia [last name redacted]."

Card addressed to Jerry Rabinowitz. Cover features a reproduction of a painting by Frank Crosby, a resident of the Emmaus Community of Pittsburgh. The inside contains messages of love and support written by other members of the Emmaus Community.

Folded card on orange paper. Red and green staining. Due to exposure to the elements at the Wilkins memorial, the message on this card is no longer visible.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "From Point Loma Community Presbyterian Church, San Diego. Dear members of Tree of Life synagogue, Our hearts ache for your loss and we pray that God will give you peace and hope. We also pray that as a nation and as people of God, we can overcome this senseless hatred. We love you, Judy [last name redacted]."

Black and white photograph showing six men sitting on construction equipment in front of building. Label taped onto photograph reads, "Spring 1970: Jules Karpas, Sam Feldman, Bill Weiss, Elkin Avner (designed new sanctuary), Rabbi Pinchus Miller, Pres. Nate Landy."

Letter from Rev. Drew Shofner, the lead pastor at The Church at Severn Run in Severn, Maryland. Addressed: "TREE OF LIFE."

Handwritten note written in blue ink on lined paper from Jessica and Aron [last names redacted] from Ridgewood, NJ. Staining due to exposure to the elements at the Wilkins memorial. The back of the note features advertising for Market Central, one of the largest dining halls on the University of Pittsburgh's campus.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "To the Tree of Life Community, We are praying for you in San Diego and sending you blessings through this difficult time. God is with you and holding your members who passed in His loving hand. May His light fill your hearts during these dark times and remind you of His love even through the things we cannot explain. Bless you, Gresham." An illustration of a tree filled with hearts appears below.