Floral tag from floral arrangement, which reads: "May they Rest in Peace." The message is written in blue ink on a printed tag with multicolored flowers in the lower right corner. The reverse is stamped with the contact information for Squirrel Hill Flower Shop.

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: "Everyone will stand with you through these tough times. -Flynn."

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.

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

Hallmark card from a member of St. Peter's Episcopal Church in Londonderry, New Hampshire. The envelope features an illustrated heart. The front cover reads: "Faith is the friend that comes along when things just seem to go all wrong." The inside reads: "To the Tree of Life, My thoughts and prayers are with yours. Nancy [last name redacted]."

Note from a member of The Church at Severn Run in Severn, Maryland. The note reads: "In light of recent events, I want to send over my condolences and love. I want you to know that this is not who we Christians are. We are not hate- only love. Your community is always and forever in prayers. [Smiley face]."

Printed card with the seven biblical laws of Noah. Each law is printed in the respective colors of the rainbow. Staining due to exposure to the elements at the Wilkins memorial.

Post-it note with handwritten message in black ink. The message reads: "We think of you every day. We are continuing to be and do Jewish in their honor. We are sending so much love to you, and our prayers are for you."

Post-it note with handwritten message in blue marker. The message reads: "Stay strong [underlined]. If we work together hate can't win! [Heart]. [Heart] Pittsburgh [Heart]. - Stella K."

Card with a peace sign, Star of David, and heart illustrated in marker on the front cover. The inside contains a heartfelt message from a Jewish student at Marjory Stoneman Douglas High School in Parkland, Fl. The student articulates their motivations as follows: "I feel connected to your community in a way I cannot describe. I can only tell you to stand together, and we will stand with you as well..." Some words have faded due to water exposure at the Wilkins memorial.

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

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.

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.

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 sympathy and prayer. The church's contact information is included on the back of the envelope.

Folded card with colored pencil illustration. Cover shows a whimsical landscape with a flower, smiling sun, and a fruit tree. Inside features a heart and purple circle surrounded by seven floating items, perhaps leaves or butterflies. Back shows a drooping plant with heart shaped leaves.

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 in black marker. The message reads: "When we work together, hate can't win. -Max S."

Card addressed to Richard Gottfried. 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.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "We feel your loss! We feel your pain! We pray for you and with you!"

Post-it note with handwritten message and illustration. The message reads, in Hebrew: "Am Yisrael Chai (The People of Israel Live)." A large heart and smaller Star of David appear in the upper and lower center.