Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Dear Friends at Tree of Life Synagogue, My heart hurts and aches for the tragedy and violence you have seen. I have thought about it many times as I sit in my own church with family and friends. May God wake with you always, ALL ways, may His breath be in yours, may you heal and grow together from this horrible loss. With much love, Katie [last name redacted] from PLCPC.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Prejudice is the child of ignorance- Sister Corita Kent. We who are enlightened through Christ Jesus stand with you. -Dean [last name redacted]."

Handmade poster on blue cardboard paper. Inscription in black marker on square sheet of yellow paper with orange overtones in upper center; green and white paper crane lower left corner. Painted handprints and paper hearts throughout. Blank back. Laminated with translucent masking tape.

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: "We should all remember preaching hate results in hatred. Preach love, and support!"

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."

Post-it note with handwritten message in blue marker. The message reads: "May you all rest in eternal peace. God Bless [heart]."

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." Signed: "Tommy" lower center. The inside reads: "To the Tree of Life Synagogue member, We the members of the Holy Angels Church are thinking about you everyday and we hope that you are safe." Due to water exposure at the memorial site, the ink on this card has partially lifted.

Post-it note with handwritten message in green marker. The message reads: "Pittsburgh, I will always love you. My heart goes out to you and is here too. Pittsburgh Strong."

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.

Handwritten note written in black ink expressing the author's wish that the site of the October 27 attack and its memory become a source of love and strength. Tearing and staining 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: "Even in dark times there's still hope! I'm praying for you ALL! From Holy Angels CCD." Spelling errors corrected for clarity.

Envelope and floral tag addressed to Jerry Rabinowitz. The envelope is addressed "Jerry" and features an illustration of a bow and heart. The floral tag contains an illustration of an owl with mushrooms and other fauna growing from its head. The sender, Michele, knew Jerry from Coffee Tree Roasters. Michele recalls how Jerry's sweet smile and bright bow ties made a positive impact on her life. Michele illustrated a second bow tie in the upper right corner of the tag.

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. Due to water exposure at the memorial site, the message in this card has been partially erased. The remaining text reads: "[?] everybody is ok...praying for those...are hurt and kill. [Na]me: Elio age: 10... [Holy Ang]els" CCD."

Printed tag with a photograph of Daniel Stein. The tag reads: "In Memory of Daniel Stein." Creasing and staining due to exposure to the elements at the Wilkins memorial.

Post-it note with handwritten message in blue marker. The message reads: "My heart, my grief, my compassion, and my best wishes are with all of you. Love, Cherlz from L.A."

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: "We are here and praying in your time of need."

Note from a member of The Church at Severn Run in Severn, Maryland. The note reads: "We send LOVE to you today and always. We are on in the eyes of the Lord. When one hurts, we all hurt. When there is joy for one, there is joy for all. Prayers and blessings to you."