Card from a student at West Allegheny Middle School in Imperial, Pa. The front features a hand-colored illustration of the words: "Be Strong" and 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."

Handmade card on white paper. Three flowers, illustrated in purple ink, appear in the center. The card reads: "I am sorry what happened... [illegible] from Griffin."

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Our hearts are with you. The Bolsters, Point Loma."

Post-it note with handwritten message in blue marker. The message reads: "Rest In Peace. In your Happy Place Now."

Laminated printed sign which reads: "Peace, Diversity, and Connection" over a photograph of a sunset on a rocky seashore.

Printed tag with a photograph of Daniel Stein. The tag reads: "In Memory of Daniel Stein." Creasing and staining due to exposure to the elements at the Wilkins memorial.

Folded card with marker illustration. Front and back cover features illustration of tree with heart superimposed on it. Interior features heart with X in center and words "We're all in this together. Things will get better. You're not alone."

Miniature New York State flag. Wrapped around stem of flag is a slip of laminated yellow paper reading, "In Memory of our Brother DAVID ROSENTHAL z''l -- To his family and community we pray Tanuchamo min hashamayim. May God in Heaven comfort you. The Principals, Teachers, Parents, Alumni, and Students of Magen David Yeshivah. Brooklyn, NY." Part of a series of 11 flags, each dedicated to one of the victims. Additional photograph shows the entire set of 11.

Floral tag from floral arrangement, which reads: "May the lord Be with you!" The message is written in black ink on a printed tag with white and purple flecked flowers.

Handwritten card from a student at Goddard Middle School in Littleton, Co. The cover of the card features the following quote: "For every minute you are angry, you lose 60 seconds of happiness." Inside reads: "Dear Rabbi Jeffrey, I am terribly sorry about the antisemitic attack. It infuriates me that someone could do that. Sincerely, Colton [last name redacted]."

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."

Card from clergy members affiliated with San Dieguito United Methodist Church in Encinitas, California. The front of the card features a multi-colored pattern of tiles with the message: "We Care About You-: We're thinking of you because we so much- and we to show you somehow..." in the upper center. The inside features a stock inscription: "So we're hoping you feel all the love that we're sending to help and support you right now!" as well as additional handwritten note from various clergy members.

Card with mosaic pattern evoking a flame on the front cover. The inside contains a note of sympathy from the board and staff of Mazon, as well information about the organization

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.

Hallmark card from a member of St. Peter's Episcopal Church in Londonderry, New Hampshire. The inside reads: "Please know that you are in our thoughts and prayers. St. Peter's Episcopal Church Londonderry, NH."

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: "God is love, and love never fails." The church's contact information is included on the back of the envelope.

Floral tag addressed to Richard Gottfried. The tag features a white rose on the left and the stock message: "With Deepest Sympathy" in a band on the upper center.

Note addressed to the victims and neighbors of the October 27 attack.

Typed floral tag from Chestnut Hills Dental. Tape placed over printed message; staple on the right. Creasing due to exposure to the elements at the Wilkins memorial.