Card made by a student from the George Washington University Hillel. The front cover reads: "Hugs" with asterisks on either side. The inside (from right to left) reads: "Sending you messages of hope, love, and comfort from Washington D.C. Love, Alex. May God be with you and your families."

Folded card with marker and colored pencil illustration. Front and back cover features Star of David inside heart. Interior features illustrations of heart and tree and word "Please accept our love and thoughts at this terrible time. Beth Chai Congregation, Bethesda, Md."

Garland of synthetic white roses, green leaves, and ivy.

Floral tag from floral arrangement sent by Daniel Mulhall, the Irish ambassador to the United States, on behalf of the people of Ireland. The note is printed on a tag with a beige background from a local florist.

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 members, I am keeping you and all of the others affected by this tragedy. My deepest sympathy, Molly [last name redacted] Holy Angels CCD."

Envelope and floral tag addressed to Jerry Rabinowitz. The envelope reads: "Godspeed Jerry" and is illustrated with two hearts. The tag features an illustration of a sheep with wildflowers growing out of its head. The tag reads: "Jerry, You can rest in peace with Bill. He, too, was an incredibly kind man! Jean. Godspeed."

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: "Tree of Life Synagogue, We pray for you. May you have a good recovery and keep close to God. -Elizabeth, Holy Angels CCD."

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

Post-it note with handwritten message in blue marker. The message reads: "Love not hate." Tape affixed on the bottom edge. Tearing and creasing due to exposure to the elements at the Wilkins memorial.

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."

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.

Post-it note with handwritten message in black marker. The message reads: "May god be with you. Cierra [last name redacted]. Pittsburgh, PA."

Note from a member of The Church at Severn Run in Severn, Maryland. The note reads: "Sending Prayers and Love to you. I pray the peace of God will fill your hearts."

Post-it note with handwritten message in green marker. The message reads: "Doubt is not the opposite of faith, fear is [underlined] let us not fear."

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."

Small wooden crate containing a bouquet of synthetic flowers resembling sunflowers, roses, and hydrangeas.

Post-it note with handwritten message in blue marker. The message reads: "No hate. Just love." A heart appears below. Signed: "Columbus, OH."

Summary: Timeline arranged by Pittsburgh Post-Gazette listing six mass shootings in the Pittsburgh region since 2000, including incidents in Wilkinsburg, Beaver County, Stanton Heights, Collier, and Mt. Lebanon.

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.