Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "To our esteemed sisters and brothers I offer sorrow in your losses, comfort to enter into your memories and many blessings for your bright future as a synagogue to overcome. With all my love- Russell [last name redacted]."

Post-it note with handwritten message and illustrations in green, blue, red, and black marker. The message reads: "He watching over Israel slumbers not nor sleeps." An illustration of houses on a hilltop with a river, trees, heart, and a moon and stars above, appears around the text.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Dear Friends, I offer my deepest sadness and sorrow for the loss that you all have experienced. In no ways can I understand what you're going through as a community, but I want you to know that you're not suffering alone. My heart is breaking for what is breaking yours. May you all know that your Christian brothers and sisters in faith are standing by your side and supporting you with unconditional love. We are all a family, so what hurts one hurts us all.

Post-it note with handwritten message in blue ink. The message reads: "May their memories be a blessing." Color bleeding due to exposure to the elements at the Wilkins memorial.

Post-it note with handwritten message in black marker. The message reads: "We are here for you [Star of David]."

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: "Dear You, I have so much I could tell you, but what I want to share with you is a feeling. I want you to always feel God's love for you! I know sometimes (many times) God's love feels hidden. Where is love's light in our times of darkness? Two things help me to remember God's love each day. I hope that they can help you too.

Black and white sticker with the word "LOVE" in large capital letters.

Engraved aluminum medallion attached to gray ribbon. Medallion features engraving of Pittsburgh skyline, bordered by design resembling bridges and the words "Stronger Than Hate." Accompanying card provides context for medallion against a yellow and white gradient with black text. Includes quotation from Dr. Martin Luther King, Jr.

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

Silver box with metallic polka dot lining used to hold the cards sent by students at West Allegheny Middle School in Imperial, Pa. A handmade card with a tree at the center glued to a green ribbon is tied with a bow in the center. The tree trunk is adorned with a banner, reading: "Please take what you need" and is signed: "West Allegheny Middle School" with a heart.

Floral tag from floral arrangement sent by Bham. Handwritten note in black ink on printed tag with various flowers in the upper and lower left corners. The reverse is stamped with the contact information for Squirrel Hill Flower Shop.

Handwritten note written on lined notebook paper reading: "Filled with grief- Prayers for peace and justice."

Page of blank stationery. Blue printing on white paper. Header features illustration of New Light Congregation synagogue. Left-hand margin lists officers of the congregation and contact information for the congregation.

Post-it note with handwritten message in blue marker. The message reads: "Recover well." Signed with a Star of David.

Handwritten card from a student at Goddard Middle School in Littleton, Co. The front and back cover contains the following quote attributed to the medieval Persian poet, Rumi: "Don't grieve, anything you lose comes around in another form." The words in the quote are overlaid with red, green, and blue shading. A large Star of David enclosed by three circles appears below. The upper flap inside reads: "Just because the light stopped shining, doesn't mean we're stuck in darkness. The moon comes out, but the sun still comes up every day.

Card from a student at West Allegheny Middle School in Imperial, Pa. The front features a hand-colored illustration of a bird feather with geometric motifs. The back contains a handwritten note, which reads: "I'm sorry for your loss and I know what it like to lose someone dear to you but it is ok they will always love you no matter where you or the[y] are. -Owen H." The stock signature: "From your friends at West Allegheny Middle School," appears upside down on the upper right.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Dear Tree of Life, We are a Junior High small group from PLCPC. We are sorry for your loss. We are praying for the injured and those friends and family of those who died. We will continue to pray as your community continues to heal. Point Loma Community Presbyterian Church San Diego, CA. Mindy, Allison, Ellis, Mike, Logan, Georgia, Ana, Tessa, Sarah, Quinlan."