Card from three students [last names redacted] at Magen David Yeshivah High School in Brooklyn, Ny. Front cover features an illustration of a house with a large rain cloud behind it; the rain falls on a small stick figure holding a heart below. The cover is addressed to the families of Pittsburgh. The upper flap inside features a pink heart in the center with rain clouds and raindrops on the left, a shining sun on the lower right, and a smiling face with symbols tumbling out in a diagonal ray.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "To my Jewish brothers and sisters: I just want you to know that my prayers and love are with you. I cannot imagine your thoughts or emotions, but I am angry and saddened. No matter what I will always be with you. Joel D. San Diego 11/2/18."

Folded card on pink paper. Burn damage visible in the upper right edge of the card, perhaps due to proximity to an illuminated candle. Due to exposure to the elements at the Wilkins memorial, the message on this card is no longer visible.

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 affirms the sender's belief in God. The church's contact information is included on the back of the envelope.

Program from the November 4, 2018 Sunday worship at Blessed Sacrament Cathedral in Greensburg, Pa. The program contains a special prayer, titled "A Prayer for our Neighbors," which offers words of support for all the victims of the October 27 attack. Signed by two parishioners, Ed and Camille [last name redacted] on the center left.

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 reads: "God is love, and love never fails." The church's contact information is included on the back of the envelope.

Card addressed to Irving Younger, written using personal details from various public sources.

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.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Dear Tree of Life Synagogue, We learned in church today, our Pastor Karla lived in the community where the tragic incident happened last week. We feel even more insight and sorrow for all involved. We want to offer our love, empathy, future blessings and also prayers for every family affected. We grieve for you, we pray for you, we pray for us all to be as one, we love you. Your San Diego friends in Christ from Point Loma Community Presbyterian Church.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Dear Members of the Tree of Life Synagogue- My thoughts and prayers are with you as you grieve the loss of 11 of your friends, family, and members. The members of my church, Point Loma Community Presbyterian Church in San Diego, California have been praying for your congregation. We hope and pray that over time your hearts will heal and peace will enter to fill the void left by the 11. El."

Card on blue paper with handwritten note and illustrations. The card reads: "From: Luke. We love you!" Six hearts illustrated in brown and pink pencil appear throughout. Creasing, staining, and fading due to exposure to the elements at the Wilkins memorial.

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of a haloed dove flying in front of Noah's ark. The inside reads: "I'm sorry for your loss. Jayden."

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 peace, love, and unity. The church's contact information is included on the back of the envelope.

Post-it note with handwritten message in black marker. The message reads: "The neighborhood is with you." A heart appears below.

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.

Post-it note with handwritten message in blue marker. The message reads: "What is the name of the deep breath I would take over and over for all of us? Call it whatever you want, it is happiness, it is another one of the ways to enter fire. -Mary Oliver."

Post-it note with handwritten message in red marker. The message reads: "Love Wins. Love and prayers from York, AA. T.B.I."

Folded card with marker illustration. Cover features a tree with a heart in the leaves. Inside reads: "We stand with you :-) :-) :-)" and features a landscape with a tree in the center and the sun in the upper right corner. Back shows a tree with three five-pointed stars in the leaves.