Full sheet flyer includes image of the top half of a mans face and typed text. Text describes Lest We Forget installation.

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

Card from the Friendship Circle of Illinois. The cover reads: "To the Jewish community of Pittsburgh, From: Ari [last name redacted]." The acronym "B"SD" (with the help of heaven) appears in the upper right corner. The left flap on the inside features a large smiley face. The right flap reads: "I feel very bad for you and there should be always good stuff. And there be no bad stuff and Moshiach should come right NOW!!" A smiley face has been inserted inside the letter O.

Handwritten card from a student at Goddard Middle School in Littleton, Co. Front cover contains the following quote: "Never regret a day in your life. Good days give you happiness and bad days give you experience." Shows three small Stars of David on the far left and a cartoonish illustration of a stick figure pushing a pull with a Star of David on top of a heart up a hill on the center right. Inside reads: "Dear Tree of Life Congregation, My name is Yahir [last named redacted] and we heard what happened and we want you to [k]now that we pray for you.

Handwritten note written in black marker on dotted graph paper. The note reads: "Pray for the dead and fight like hell for the living." Creasing and staining due to exposure to the elements at the Wilkins memorial.

Post-it note with handwritten message in blue marker. The message reads: "May their memories be a blessing. Love [heart] From Charlotte, NC." Tape on the upper edge.

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.

Card made by a student from the George Washington University Hillel. Front cover reads: "We Are One" with an illustrated heart below. The inside reads: "The GW community sends prayers and holds your community in our hearts. We will find a way to come out stronger."

Black ribbon with gold letters stapled along its length. Message reads, "We will never forget." Ribbon is faded from sun exposure.

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: "Dear Friends at Tree of Life Synagogue, My heart hurts and aches for the tragedy and violence you have seen. I have thought about it many times as I sit in my own church with family and friends. May God wake with you always, ALL ways, may His breath be in yours, may you heal and grow together from this horrible loss. With much love, Katie [last name redacted] from PLCPC.

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.

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.

Post-it note with handwritten message in blue marker. The message reads, in Hebrew: "May their memories be for a blessing. May their souls be bound with the bond of life. Sharon, Israel."

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 with blue marker. The message reads: "Never Forget. Love from D.C."

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter is dated Nov. 4, 2018 and reads: "Dear Sisters and Brothers, Please hold fast to the promise of God's power and presence in all things. While we have choices He has the final word on how our circumstances, losses, and gains will serve His kingdom. You are loved, prayed for, and supported by many in this trying and confusing time, and always. Please reach out the community of believers for any need. Thank you for your continued faith and courage, which inspires generations.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Dear Tree of Life Synagogue, Our hearts, our minds, our love is with you. We weep with you in this time of deep grief and our thoughts and prayers flow to you and to your entire community. May love and light always prevail, even in these times of unfathomable acts and in the face of overwhelming grief- may we raise ourselves back into the light together. Our hearts are with you. June."

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Our God is stronger than hate. Our love for you in stronger than hate. We cry with you, stand with you, support you, grieve with you. Our hearts hurt but we know your strength and the strength God gives us to overcome the evil in this world. In love and solidarity, Carole."