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.

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.

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.

Handwritten card in green, orange, and red crayon on paper. The card reads, in large bubble letters: "Thinking of you" and illustrated with concentric hearts in red, orange, and green. Signed: "From Meira, West Orange, NJ." Tearing and creasing due to exposure to the elements at the Wilkins memorial.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Friends, Words cannot express our sorrow the losses you all have endured. That your community of faith, love, peace was assaulted with such hatred and brokenness-our hearts ache for you all. We stand with you in faith and love in the face of such destruction. We stand with you in prayers for comfort and healing in the midst of your pain. We stand with you as a force for love in a hurting world. The [last name redacted] Family, Lauren, Joel, Kieran, Micah."

Card from the Friendship Circle of Illinois. The card reads: "Baruch [redacted]. To the Jewish community of Pittsburgh sheyichyu (may they live), I'm so sorry about what happened. I am going to bring and wash my hands in the morning in honor of all those people who passed away." A smiley face with a yarmulke (skullcap) with Hebrew letters appears below. The Hebrew acronym "B"H" (Bless God/Thank God) appears in the upper right. Spelling errors corrected for clarity.

Large bound volume. Cover features gold writing embossed onto white leather and reads, "Book of Life, New Light Sisterhood, Donated By Mr. and Mrs. Harold Marcus in memory of Herman L. Katz." Interior pages contain handwritten messages in calligraphy.

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

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: "Beloved of the Lord- We cry with you in your sorrow, loss, and anger, And we pray with you for healing, forgiveness, hope and peace- Because of the One God who gave life to us all. In the name of His Son, Yeshua, Your sister, Kate [last name redacted]."

Floral tag from floral arrangement sent by John [last name redacted]. The tag reads: "For the innocents who[se] lives were taken- Eternal Love." It is signed John [last name and address redacted] of Phillipsburg, North Carolina. The contact information for James Flower and Gift Shoppe is included below. The message is written in black ink on a printed tag with an ombre background resembling a sunset.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The front cover features a heart with the words "Love and Peace" in the center. The inside reads: "To the Tree of Life Synagogue- May you begin to heal in the days that follow. May you feel love from those around you. You are not alone in your pain. You are not alone in your confusion. We are together with you. Know that love and peace will surround you from now until eternity. Though we may be of different faiths, our love for one another does not change...

Sticker with Shabbat-related imagery. Two pink Shabbat candles, labeled in Hebrew: "Shabbat Shalom," appear in the center. Two women, covering their hands, as they bless the candles, appear on either side. Doves appear in the lower right and left corners. Signed lower left.

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."

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Dear Tree of Life Synagogue, We learned in church today, our Pastor Karla lived in the community where the tragic incident happened last week. We feel even more insight and sorrow for all involved. We want to offer our love, empathy, future blessings and also prayers for every family affected. We grieve for you, we pray for you, we pray for us all to be as one, we love you. Your San Diego friends in Christ from Point Loma Community Presbyterian Church.

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: "We are strong [underlined] and we will not forget your memory."

Nine page packet of typed text. First page includes a photograph looking down at a table with plates of food. Second page includes a photograph of lit candles. Packet provides a guide for conducting a Shabbat service in the aftermath of recent antisemitic and racist attacks. Includes instructions, readings, group exercises, and citations.

White envelope addressed to Tree of Life Congregation. Handwritten in black ink. Staining due to exposure to the elements at the Wilkins memorial.