Post-it note with handwritten message in black marker. The message reads: "Forever in our hearts. Love not hate [underlined]." Signed with a Star of David.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter is dated Nov. 4, 2018 and reads: "Tree of Life, I give thanks daily to Yahweh, Father Abraham, Moses, and Jesus! We are all one with you, bonding with you, suffering with you, and healing with you! God help us all daily to Love, Joy, and Peace! Please let our pastor Karla Shaw know how we can help further! Shalom, Larry A. [last name redacted] Semper Fi America! San Diego, California."

Floral tag from floral arrangement sent by the Vishny family in Irvine, California. The bouquet was sent in memory of Rose Mallinger, and all the other October 27 attack victims. The note is printed on a tag with a beige background from a local florist.

Post-it note with handwritten message in blue marker. The message reads: "God is love. Love beats hate any day." Signed by Cecelia [last name redacted]."

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...

Black and white reproduction of an illustration originally printed in a newspaper, showing synagogue. Cropped selection from larger image.

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."

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 green marker. The message reads: "May your memories be forever a blessing and may the Holy One hold in his Heart forever."

Wreath of twigs in the shape of a peace sign.

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: "You are loved and we see you! Never give up because you mean more than can you imagine. Signed, A friend." 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 reads: "Please do not stop your worship. Continue to pray for the people who really need it. Pray for those who need love. I love you so please do not stop worshipping or [be] scared to worship. Don't let the hate change your lifestyle. [Smiley face]."

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. The front cover reads: "Sending our Love." The inside reads: "Lots and lots of love. You are in our thoughts, prayers, AND actions. [Six heart symbols]. Continue being strong [heart symbol]. You are not alone [heart symbol].

Handwritten card in blue, green, red, and orange marker on paper. The front of the card reads: "Thank you for helping [our] community and keeping us safe. Love, [illegible]." Two flowers, above grass, appear to the right. The inside, written in two hands, reads: "Thank you very m[uch]" and "and thank you for being...in..." Color bleeding 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.

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.

Pages of typed text.