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: "We [a]re with you. We love you. We care about you." The church's contact information is included on the back of the envelope.

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: "Stay strong, remain faithful, know you're loved. - Scott." The church's contact information is included on the back of the envelope.

Large square card from a student at Fountain Valley School in Colorado Springs, Co. Card reads: "Dear members of Tree of Life[s], I am an international student from China. I heard the sad news about the sad thing [that] happened in the Synagogue. I felt really sorry about that and I know I can't do anything to let you feel better. But I am always on your side. Support the sad family. So please strong to stay together. Peace be with you. - Isabel L." Illustrated Star of David and peace sign on lower left.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Dear Members of the Tree of Life Synagogue, Although I am a Presbyterian, I have Jewish ancestors. I was so saddened by the tragedy your congregation has [?]. May you have the blessings of the Lord, and may the ones you have lost rest in peace. William H. [last name redacted] San Diego, CA."

Handwritten card in pencil on paper. The front cover features a Star of David in the center and reads in Hebrew: "L'chaim" (to life). The inside reads: "My condolences for this tragedy. Sending love from Cleveland, Ohio. Stay strong. You are in my prayers. Love, Louis [last name redacted]."

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Dear Brothers and Sisters, We have been so deeply moved by the horrible tragedy your community is working through. Please know you are loved. You are cared for. You are being prayed over daily. Love, [?] family.

Post-it note with handwritten message in blue ink. The note is written in Hebrew. Translated into English, it reads: "Blessed is the true judge." Color bleeding due to exposure to the elements at the Wilkins memorial.

Card made by a student from the George Washington University Hillel. Card reads: "My thoughts and prayers are with your community. Stay strong, because the entire world is with you. - George [last name redacted]."

Post-it note with handwritten message in green marker. The message reads: "May your memories be forever a blessing and may the Holy One hold in his Heart forever."

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."

Blue sign with white text informing readers about memorial preservation and removal scheduled for November 12, 2018. Reverse contains a message about flower composting written in bold strokes of black marker on white background.

Handwritten note written in black ink on cream colored paper with a rose and rose bud illustrated in the upper left and lower right corners, respectively.

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

Clear glass vase containing a variety of blue, purple, and white synthetic flowers. Flowers nestled in wired silver tinsel. Bottom half rusting and discolored from moisture exposure.

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

Handwritten letter written in black ink on glossy, lined notebook paper. The author, who identifies themself as a Hindu, articulates their belief in the Hindu concept of the soul's eternal nature. They conclude their letter with a Hindu prayer transliterated and translated into English. Fading and spotting 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: "Don't Stop Believing." The back contains a handwritten note, as well as the stock signature: "From your friends at West Allegheny Middle School."

Floral tag enclosed in pink envelope from floral arrangement; tape on the lower left front. The tag reads: "You will never be forgotten. Each and every one will live in our memories forever." The note is written in black ink on a printed tag with a floral bouquet in the lower right corner. The reverse is stamped with the contact information for Squirrel Hill Flower Shop.

Handwritten note in marker on paper. The note contains a quote from Job 14:7, reading: "At least there is HOPE FOR A TREE if it is cut down, it will sprout again, [its] new shoots will not fail."