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 messages of condolence, prayer, love, and unity. 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: "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.

Post-it note with handwritten message in red marker. The message reads: "99.9999999% of Americans are good and caring people!" Tape on the upper edge.

Envelope containing letters written by members of the Point Loma Community Presbyterian Church in San Diego, California. The envelope is labeled with a piece of paper reading: "Letters for Tree of Life Synagogue."

Note from a member of The Church at Severn Run in Severn, Maryland. The front of the note reads: "Heaven is for everyone! God is Love- We love you. 'If any man says he love God, he's a liar if he loves not his brother.' 'Love they neighbor as thyself.' We are all children of the Lord. We are all the same in God's eyes. And they that be wise shall shine as the brightness of the firmament." Illustrations of a smiling heart, five-pointed star, cloud, rainbow, as well as flowers, appear below.

Floral tag from floral arrangement sent in memory of Al Hess. The note is printed on a tag with a beige background from a local florist.

Square card with white and yellow text against blue background. Card reads, "Mitzvah4Pittsburgh. Some spread darkness. We spread light. Choose a good deed. Choose a Mitzvah. Add light to the world," followed by four options and a place for respondents to list their name and email address. Some names and email addresses have been redacted for privacy.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Ellis [last name redacted] We pray that you will feel better. 2nd Grade. 7 years." The note is accompanied by illustrations of flower pots, stars, a heart, a smiley face, and a stick figure walking in grass with a sun in the background.

Wooden pedestal painted white with white Star of David and red heart affixed to front. Handwritten in pencil and black marker on the Star of David is the name "Rose Mallinger." Collaged onto the heart are white pieces of paper and a translation of Psalm 34:18: "The Lord is close to the broken hearted and saves those who are crushed in spirit." Accompanying image shows all 11 Stars of David in the series.

Card addressed to Irving Younger. 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.

Post-it note with handwritten message in blue marker. The note, written in Hebrew, reads: "Ahava" (love). Signed with a heart.

Folded card from a student at Fountain Valley School in Colorado Springs, Co. Cover features a large peace sign. Inside reads: "Dear member of Tree of Life, I am a Chinese student who study in FVS. I heard this bad event this morning. I feel sorry for your lost. We will support you any time. Best wishes, Iihan [last name redacted]." Illustrated with Star of David.

Post-it note with handwritten message in black marker. The message reads: "We will be better." Minor staining due to exposure to the elements at the Wilkins memorial.

Light blue card with cut corners. A schematic illustration in blue pencil appears on the center-right, a scribble-scrabble line in black pencil on the center-bottom. Due to exposure to the elements at the Wilkins memorial, the message on this card is no longer visible.

Card from three students [last names redacted] at Magen David Yeshivah High School in Brooklyn, Ny. Front cover features a red heart in the center with lines connecting to Stars of David on either side. The inside message has faded away due to water exposure at the Wilkins memorial. The back flap contains a message of sympathy and condolence. The card ends: "GET WELL SOON! [heart]."

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. Due to water exposure at the memorial site, the message in this card has been partially erased. The remaining text reads: "[?] Us at Holy Angels Church are praying may God be with you. Sin[c]erely, T.O. Holy Angels CCD."

Handwritten note in black marker which reads: "Love is that which enables choice. Love is always stronger than fear. Always choose on the basis of LOVE." Tearing in left upper corner due to exposure to the elements at the Wilkins memorial.

Folded card with colored pencil illustration. Front reads: "Kindness" and shows a girl asking "Are you okay"? The back shows a second girl, responding: "Yes, I am okay". Inside reads: "Dear Pittsburg[h], Our hearts go out to you in this sad time. May you find peace, and comfort, and a beacon of hope. Laurie and Michael."

Page of typed text on white paper. Provides detailed descriptions of two recent Squirrel Hill Stands Against Gun Violence events.

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 inside reads: "Even in dark times there's still hope! I'm praying for you ALL! From Holy Angels CCD." Spelling errors corrected for clarity.