Hallmark card from a member of St. Peter's Episcopal Church in Londonderry, New Hampshire. The front cover features a large rose and reads: "Give thanks to the Lord, for he is good. His love endures forever. Psalm 136:1 (NIV)." The inside reads: "Blessings and prayers to aid you in healing and the love of God to embrace you and ease the pain. Sally [last name redacted]."

Typed bilingual Hebrew and English letter from a student at Hebrew Academy, a private Jewish day school in Montreal, Quebec. In English the letter reads: "Dear Rabbi, I hope all is well. I'm talking to you from Montreal. I heard what happened last week and I want to say we have been saying Tehillim (Psalms) for you guys in Pittsburg[h]. The whole Jewish community is so sad and I want to say that we are really sorry. I hope all the injured will be okay and heal faster. Sincerely, Joshua [last name redacted]."

Handwritten card from a student at Goddard Middle School in Littleton, Co. The cover contains a quote attributed to the ancient Chinese philosopher, Confucius: "Our greatest glory is not in never falling, but in rising every time we fall" in the upper left corner. The cover features a full-length illustration of a mountainous landscape with a deer at the center as the sun sets. The inside reads: "Dear Rabbi Jeffrey Myers, I am sorry that someone would ever do that. We're thinking about you all the way in Colorado. I'm a student in middle school. My name is Erin.

Typed floral tag from Chestnut Hills Dental stapled to floral wrapping paper. Tape across the message. Extensive tearing and staining 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 a leaf with geometric motifs. The back contains a handwritten note, as well as the stock signature: "From your friends at West Allegheny Middle School."

Card addressed to Cecil Rosenthal, written using personal details from various public sources.

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: "You are loved by GOD and by ME. [Signature illegible]." The church's contact information is included on the back of the envelope.

White foamcore board with messages written in multiple marker colors. Board framed by strips of teal duct tape.

Collage with a hand drawn tree in the center; leaves comprised of multicolored tissue paper. Handwritten message and signature written in black ink on the lower left.

Triangle-shaped card from a student at Fountain Valley School in Colorado Springs, Co. The card reads: "Dear members of Tree of Life, I am a Chinese [student] who is now studying in U.S. I am sorry about the situation that happened recently. Personally, I support you, do not be afraid! Peace be with you." Star of David in the upper center, peace sign in the bottom center.

Card made by a student from the George Washington University Hillel. The front reads: "In our hearts" and shows an illustrated heart. The back reads: "Your Jewish family in D.C. is thinking of you and sending so much love your way. Love, GW Hillel."

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.

Floral tag from floral arrangement sent by a couple from Virginia. Handwritten message in blue ink on a printed tag featuring a white orchid on the lower right.

Natural red rose preserved in plastic box.

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 love you! God is with you always!" The church's contact information is included on the back of the envelope.

Blue card with a Star of David filled with flowers outlined in gold and silver ink on the front cover. The inside contains a lengthy, heartfelt letter from a sender identifies themselves as "an angry college student who wants a change" from Pittsburgh.

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 prayers for healing and comfort. 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 reads: "To my brothers and sisters: I can't begin to tell you how sorry I feel that the actions of one person this past week affected the Jewish families in our [?] country... Please know that my prayers and thoughts are with you. I know that God will us. I love you always."

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