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

Folded card with marker illustration. Cover features illustration of Star of David inside heart under name "Aden." Interior features illustration of five balloons and words, "We want you to know that you are not alone. Sending warm thoughts and hugs to your community. Beth Chai."

Miniature New York State flag. Wrapped around stem of flag is a slip of laminated yellow paper reading, "In Memory of our Brother DANIEL STEIN 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.

Typed Hebrew letter from a student at Hebrew Academy, a private Jewish day school in Montreal, Quebec. Translated into English, the letter reads: "Dear Rabbi from the Tree of Life Congregation, My name is Hannah [last name redacted]. I am a student at Hebrew Academy of Montreal. I am truly sorry about what happened to your holy synagogue. I hope that this will not happen again. I give [?] all your family and loved ones of your synagogue."

Post-it note with handwritten message in blue marker. The message reads: "Never Forget. Love is stronger than hate." A Star of David appears in the center.

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 words of support and prayers for God's love. The church's contact information is included on the back of the envelope.

Folded card with marker illustrations. Cover features two balloons with text "It's fine we are here with you." Interior features illustration of abstract diamond designs with text, "I'm saddened by the tragic attack on your community in Pittsburgh - and on all Jews. Please know that you are not alone, and have lots of support from good people near and far. L'shalom."

Laminated printed signs in blue and green ink on paper. The signs urge the reader to "Show solidarity" and "stand up for our common values, today tomorrow and always." An illustration of three stylized people raising their hands appears in the upper center, surrounded by the words: "Kindness, Respect, Courage."

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 card reads: "Tree of Life Synagogue" and contains the following note: "TREE OF LIFE, I am very sorry for your loss. I send prayers that it gets better. I pray for your loved ones. Holy Angels, 6th grade, Brooklynn."

Cardstock program with typed text on front and back. Creased down the middle. Program includes itinerary, directions for a vigil walk and a wreath laying ceremony, and Hebrew and English lyrics for two Jewish songs: "Olam Hesed Yibaneh" and "Oseh Shalom Bimromav."

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- My thoughts and prayers are with you as you grieve the loss of 11 of your friends, family, and members. The members of my church, Point Loma Community Presbyterian Church in San Diego, California have been praying for your congregation. We hope and pray that over time your hearts will heal and peace will enter to fill the void left by the 11. El."

Hand painted card with abstract lines and shapes in brown, green, and blue paint on paper. Signed: "Love, Khira D." lower right. The card has been laminated.

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 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, "Stronger Together" sticker, as well as the stock signature: "From your friends at West Allegheny Middle School."

Blue card with the words "Stronger Than Hate" in the upper center and the Steelers' logo with a yellow Star of David below. The inside contains a message promising to: "resist hate with love and compassion for others" in memory of those who perished in the October 27 attack.

Handwritten note written in purple marker on white paper reading: "We are all praying for you on this tragic day." Signed by the Yu, Kaufmann, and Bernstein families. Color bleeding due to exposure to the elements at the Wilkins memorial.

Post-it note with handwritten message in blue ink. The message reads: "We are here."

Card addressed to Richard Gottfried. Cover features a reproduction of a painting by Frank Crosby, a resident of the Emmaus Community of Pittsburgh. The inside contains messages of love and support written by other members of the Emmaus Community.