Post-it note with handwritten message in black marker. The message reads: "We are here for you [Star of David]."

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: "Dear friends: Praying for God's perfect peace and be with you and comfort you in this time of sorrow. Sincerely, Bob [last name redacted]. P.S. Even in this sadness, I believe God will bring good." The church's contact information is included on the back of the envelope.

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 inside reads: "...for your loss...[f]or you...Devon from CCD Hol[y] Ange[ls]...[mem]bers of the Tree of life."

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "To GOD's people in the Tree of Life Synagogue, Deep love and care from hurting hearts and encouragement in the difficulties every day. May the deep love of our GOD sustain you, strengthen you and give you peace. May GOD's deep shalom surround you, Chris and Martha (last name redacted), Point Loma Community Presbyterian Church San Diego, California."

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: "All God's love to you and your families. Dave, Cindy, and Remy. God Bless." The church's contact information is included on the back of the envelope.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The front cover reads: "Letters." The inside reads: "To Tree of Life family: Who can explain such an event? And how do we move forward? My prayer is that your faith in your God will see you through this grieving time and heal you all with His Grace. Steve [last name redacted]."

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 has faded due to water damage; the remaining text reads: "Hello we would like to send some thoughts, love, and positivity during this time because you matter." The church's contact information is included on the back of the envelope.

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: "To Tree of Life members and to Jewish everywhere. Adam and Eve let sin in the world, but God gave us another option, Jesus. But through terrorism nothing ever, will drive us apart from being a religious nation. We are one people if they are any differences we should talk them out.

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 a prayer for God's grace and love. The church's contact information is included on the back of the envelope.

Handmade, screen-printed card on pink paper with green paint. An abstract shape, perhaps meant to evoke a broken heart, appears in the center. Signed, lower right: "Love, Brian S." The card has been laminated.

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: "Dear Tree of Life, I'm sorry for your loss. Hope everything goes well. From Bella [last name redacted]."

Post-it note with handwritten message in red marker. The message reads: "Stronger than hate. Never forget the day."

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.

Post-it note with handwritten message in black ink. The message reads: "We are all brothers and sisters. Your struggle is our struggle. - A Muslim." Color bleeding 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: "Sorry for what happen on Saturday. I prayed for you. Love, Holy Angels CCD." Color bleeding due to water exposure at the memorial site.

Pamphlet for the Christian organization, "Guardians of Freedom."

Folded card with crayon illustration. Cover features brown abstract shape. Interior reads, "From Luke, I feel sorry for you. The bad guy is in jail. I still feel sorry. To synagogue people." Back features illustration of tree under a peace sign.

Post-it note with handwritten message in black marker. The message reads: "No words! RIP." Stain in the upper right corner due to exposure to the elements at the Wilkins memorial.

Floral tag from floral arrangement sent by the Vishny family in Irvine, California. The bouquet was sent in memory of Rose Mallinger, and all the other October 27 attack victims. The note is printed on a tag with a beige background from a local florist.

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