Letter written with red ink on lined notebook paper. The letter reads: "Stay strong. Gone but neve[r] forgotten. From Graccie [last name redacted]. We miss you." Illustrated with a small heart and Star of David.

Note with hand drawn illustration of two flowers and the moon. The illustration is accompanied by the following message: "When I'm in alignment with the love of the universe, peace cannot be disrupted." Illustration by Micaela [last name redacted] and words by Gabrielle [last name redacted]. Fading and color bleeding due to exposure to the elements at the Wilkins memorial.

Card from a student at West Allegheny Middle School in Imperial, Pa. The front features a hand-colored illustration of the words: "Keep Going" surrounded by arrows, stars, and leaves. A handwritten note appears below. The back contains an additional handwritten note, as well as the stock signature: "From your friends at West Allegheny Middle School."

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Dearest sisters and brothers in the Lord, I just wanted to encourage you in the midst of all this tragedy and sadness that God will rise up among the carnage and be glorified through such honor and sadness. He is alive and well, and I know it doesn't feel like He is among you. He is and He will reign forever and be there with you in these hard times. He loves each and every one of you and has a plan for all of this.

Business card for Richard C. Yeomans, a pastor and chaplain who founded Emergency Ministry Services.

Card from a student at West Allegheny Middle School in Imperial, Pa. The front features a hand-colored illustration of a bird with a leaf in its mouth with floral and geometric motifs. The back contains a handwritten note, as well as the stock signature: "From your friends at West Allegheny Middle School."

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.

Piece of notepad paper with a pencil drawing of a flying angel with wings and a halo.

Post-it note with handwritten message and illustration in blue, red, and black ink. The message reads: "Stronger Than Hate" and is accompanied by the adapted Steelers' emblem with blue and red diamonds and a Star of David.

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.

Post-it note with handwritten message in black and red marker. The message reads: "God bless all people of Pittsburgh. Our hearts are with you. [Heart]."

Zine page with bubble letters and information about the emotional value of hugs. Zine page with cartoon imagery and information about the value of hugs. A young boy hugs a globe, beneath the inscription: "Embrace the world one hug at a time."

Printed floral tags from floral arrangements sent by Shadyside Presbyterian Church.

Card with the words: "My heart is with Squirrel Hill" on the front cover. The message inside is from a life-long Pittsburgh resident with ties to Duquesne University, who writes: "I know that this is a city of incredible love and acceptance, which just makes this tragedy hurt even more."

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 praying for everyone that lost a love one. I will pray for everyone that died. Sincerely, Hannah [last name redacted]." Spelling errors corrected for clarity. Color bleeding due to water exposure at the memorial site.

Floral tag from floral arrangement sent by Paul and Namoi [last name redacted]. The tag reads: "Praying for comfort for all who mourn. Isaiah 6, verse 2. Our sincerest condolences and love. Paul and Namoi [last name redacted]." Message is written in black ink on a printed tag with white lillies on the left edge.

Folded card with colored pencil illustration. Front and back of card feature Stars of David enclosed by hearts. Inside reads: "Thumbs up I feel your pain" and features a stylized thumbs up and a smiley face.

Card featuring reproduction of a nineteenth century Japanese woodblock print depicting the grounds of the Kameido Tenjin Shrine in Tokyo, Japan. Interior includes handwritten note from two individuals who identify as a Catholic and a baptized Episcopalian, respectively.

Folded card with marker and colored pencil illustration. Front and back cover feature spread of tree emerging from blue field. Interior features scribbles and name "Veronica." Additional message reads "Our hearts go out to you at this tragic time, along with our wishes for healing. The Beth Chai Congregation of Greater Washington, D.C."