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: "Sorry for what happen on Saturday. I prayed for you. Love, Holy Angels CCD." Color bleeding due to water exposure at the memorial site.

Pages of typed text.

Print with various birds resting on the branches of a flowering tree folded in half to create an improvised card. The inside contains a handwritten sympathy note written in blue ink from a member of the autism community in Monroeville, Pa.

Card from the Friendship Circle of Illinois. On the left side, the card reads: "To the Jewish community of Pittsburgh sheyichyu (may they live), I will take upon myself to stay in shul (synagogue) at least for 3 aliyas (sections Torah reading where a congregant is called up to the reading podium). On the right side, the card contains cartoonish illustrations of a building and several figures. The acronym "B"SD" (with the help of heaven) appears on the upper right.

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of seven children holding hands around a table with a large goblet and loaf of braided bread, and seven doves. The illustration is labeled: "We are people of God's peace." The inside reads: "May God keep our men and women safe! We are praying 4 u!!!"

Post-it note with handwritten message in black marker. The message reads: "You are stronger than hate." Tape across the upper corners. Tearing due to exposure to the elements at the Wilkins memorial.

Handwritten card in red and green crayon on paper. The card reads: "We love you. Levi" and illustrated with a flower, several hearts, and a mail delivery truck. Color bleeding and creasing due to exposure to the elements at the Wilkins memorial.

Post-it note with handwritten message in blue marker. The message reads: "We will not be bystanders. We will take action. All of us have a role to play. Everyone can help."

Folded card with marker illustration. Cover features Star of David and four hearts. Interior features illustration of tree and messages "We stand with you" and "Beth Chai Congregation stands with you."

Printed card with the seven biblical laws of Noah. Each law is printed in the respective colors of the rainbow. Staining due to exposure to the elements at the Wilkins memorial.

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.

Program from November 4, 2018 Sunday worship at Lincoln Place Presbyterian Church in Pittsburgh. The eleven victims of the October 27 attack were memorialized in the church's prayers and remembrances for those who had passed in the past year.

Handwritten card in red marker on paper. The card is signed: "Owen" and contains two illustrated stick figures.

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 messages of condolence and prayer. The church's contact information is included on the back of the envelope.

Handmade card in colored pencil on paper. The outside features a series of staples running down the side and two hole punches. Cream-colored yarn is tied in a bow around the left-hand hole. From right to left, the inside reads, in Hebrew: "Zachor" (remember) and "Love, Cat Dog. Me and family are so sorry." Assorted hearts appear on the right flap; a group of multicolored blocks with a heart-shaped cat or dog face on top appears on the left. The back is signed, on the lower center: "From Aviva and Shosie."

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "God be with each of you."

Summary: Pittsburgh Tribune-Review article putting the October 27 attack in the context of other recent gun crimes and hate crimes, including at the Mother Emanuel AME Church in Charleston, S.C. and the First Baptist Church in Sutherland Springs, Texas.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "To all of you at Tree of Life Synagogue, Deepest prayers and love reach out to each of you. May God's light and love bring you healing and strength. We are all one in our bonds of faith and goodness and HOPE! You are loved. Wendy [last name redacted]."