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.

Post-it note with handwritten message in red marker. The message reads: "All of New York City feels your pain."

Double-sided letter written in black ink on lined notebook paper addressed to the eleven victims of the October 27 attack. Dated 10/29/19 upper right, front. Extensive staining on the upper center, front, and tearing on the edges, due to exposure elements at the Wilkins memorial. Signed Nicole on the back.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The front cover of the letter reads: "Letters." The inside reads: "My prayers and love are with all of the members of your synagogue."

Handwritten note signed by Ben and Beth of Toronto. Written in black ink on the back of stationary with the logo of Marriott Hotels. Staining due to exposure to the elements at the Wilkins memorial.

Hardwritten card in blue pen on white paper, offering condolences following the October 27 attack.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter is dated 11-4-2018 and reads: "Dear Friends, I wish I was there to put my arms around all of you but all I have is this paper and pen. May you sense comfort and care through these note and know that I and many more from the community in San Diego stand in solidarity with you and your community. We condemn such violence against God's children whom we all are on this earth and hope for a time of safety and peace throughout, soon!! God's peace, Sandy."

Bilingual note written in black ink on lined notebook paper. The message reads in both Hebrew and English: "You are Loved. You are not forgotten." Signed with a Star of David.

Magazine cutting with sparrow sitting on a tree branch on the front cover with the stock quote "dreamy, melancholic variations." Printed poem below and above the quote. Tear marks on the upper edge. Image of three women in long peasant skirts standing on a wooden floor around an illuminated candle.

Card made by a student from the George Washington University Hillel. The front reads: "In our hearts" and shows an illustrated heart. The back reads: "Your Jewish family in D.C. is thinking of you and sending so much love your way. Love, GW Hillel."

Card made by a student from the George Washington University Hillel. The front cover contains an illustrated heart. The inside reads: "We stand with you. You are in our thoughts and prayers. With love, Leah and Molly from GW."

Handwritten card in colored pencil on paper. A blue and green colored globe, surrounded by alternating male and female stick figures in purple, red, and yellow, appears in the center. The globe is inscribed: "We are thinking of YOU!!" The upper and lower edge of the card reads, in Hebrew: "Am Yisrael Chai"(the People of Israel live). Four Stars of David appear on either side of the globe. Signed: "Hannah S. 8th grade at Yeshivat Noam."

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 is dated 11/4/18 and reads: "Tree of Life Community- All of your brothers and sisters at Point Loma Community Presbyterian Church mourn with you. We are absolutely devastated at the events of last week's service, and there are no words one can say to make sense of it. The God of Abraham, Isaac, David, and Jacob is with you, and we pray for comfort, community, city, our country and our world.

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

Folded card on brown paper. Two circular stamped imprints visible in the center of both the right and left flaps. Due to exposure to the elements at the Wilkins memorial, the message on this card is no longer visible.