Post-it note with handwritten message in green marker. The message reads: "Hate is not welcome anywhere."

Folded card with colored pencil illustration. Front and back of card feature Stars of David enclosed by hearts. Inside reads: "Thumbs up I feel your pain" and features a stylized thumbs up and a smiley face.

Handwritten note written in yellow marker on a printed paper with a framed picture with leaves around the edges. The note is written inside the leaf frame and reads: "Eleven beautiful leaves for eleven beautiful sweet souls ripped away... Six strong trees for the six injured but here to stay. Hated can't weaken a city of steel."

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Beloved of the Lord- We cry with you in your sorrow, loss, and anger, And we pray with you for healing, forgiveness, hope and peace- Because of the One God who gave life to us all. In the name of His Son, Yeshua, Your sister, Kate [last name redacted]."

Card made by a student from the George Washington University Hillel. The front cover features the partial outline of a tree; most of the ink faded has faded by water damage at the memorial site. The inside, which also has partial fading due to water damage, reads: "I can't think of the words to say that could possibly make this better for all of you. Just know that we are all here for you, as a Jewish community sending love and strength your way. Though it may not seem like it now, we will all make it through this and work to make tomorrow a better day.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Dear Friends, I offer my deepest sadness and sorrow for the loss that you all have experienced. In no ways can I understand what you're going through as a community, but I want you to know that you're not suffering alone. My heart is breaking for what is breaking yours. May you all know that your Christian brothers and sisters in faith are standing by your side and supporting you with unconditional love. We are all a family, so what hurts one hurts us all.

Post-it note with handwritten message in blue ink. The message reads: "Find strength in community today and hope for a better tomorrow." A heart appears between the third and fourth line on the right.

Hardwritten card in blue pen on white paper, offering condolences following the October 27 attack.

Handmade card on white paper. Three flowers, illustrated in purple ink, appear in the center. The card reads: "I am sorry what happened... [illegible] from Griffin."

Typed memorial note in honor of Joyce Fienberg. The author recalls personal details about Joyce's research career at the University of Pittsburgh and her caring personality.

Folded card with marker and colored pencil illustration. Cover features Star of David inside heart. Interior features illustrations of heart inside rings, two hands reaching out, and tree with name "Deliliah Lieber."

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

Post-it note with handwritten message in black ink. The message reads: "God's love for the Jews, his people is stronger than the wicked mess of the evil. May the Jews be blessed forever. H. [last name redacted]." Staining and color bleeding due to exposure to the elements at the Wilkins memorial.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter is dated 11/4/2018 and reads: "To my brothers and sisters at the Tree of Life Synagogue: When I was young in Denver, Colorado our Congregation Church (First Plymouth) and the Temple Micah shared our building. The Rabbi was wonderful and we combined our youth groups and spent weekends and retreats together. It was highlight of my life to learn how common our shared heritage and beliefs were across what had been presented to me as "separateness." So untrue!!

Post-it note with handwritten message in black marker. The message reads: "Love from Cleveland." A Star of David appears below.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Dear Brothers and Sisters, We have been so deeply moved by the horrible tragedy your community is working through. Please know you are loved. You are cared for. You are being prayed over daily. Love, [?] family.

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of seven children holding hands around a table with a large goblet and loaf of braided bread, and seven doves. The illustration is labeled: "We are people of God's peace." The inside reads: "There can't be light without the dark. We are praying for your safety and peace. Holy Angels CCD." Spelling errors corrected for clarity.

Post-it note with handwritten message and illustration in black marker. The note is signed: "[heart] Dorothy" and features two abstract circle and oval shaped illustrations.