Program for a memorial service at Beth Israel Congregation in Washington, Pa. Shows an illustration of the synagogue and lists speakers for the evening.

Post-it note with handwritten message with red marker. The message reads: "Oh, Jerry we miss you so much. [Heart] R.S."

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Dear Friends, we share deeply in your sorrow. Our prayers continue; please feel the strength and love that we send to each of you. With love and prayers, Cynthia [last name redacted]."

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "My prayer and heart are with you all. May God's Grace lift yours in this time of sorrow-." Signed with a heart symbol.

Floral tag from floral arrangement addressed to David Rosenthal from Gayle and Gloria. The tag reads: "To David, Beautiful person, kind, loving, and so sweet! Love, Gayle and Gloria." The note is handwritten in blue ink on a pink printed tag with a logo in the lower center.

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 contains messages of support and divine love. The church's contact information is included on the back of the envelope.

Card from a student at West Allegheny Middle School in Imperial, Pa. The front features a hand-colored illustration of a mandala with floral and 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.

Light blue card with cut corners. A schematic illustration in blue pencil appears on the center-right, a scribble-scrabble line in black pencil on the center-bottom. Due to exposure to the elements at the Wilkins memorial, the message on this card is no longer visible.

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.

Post-it note with handwritten message in black marker. The message reads: "We will be better." Minor staining due to exposure to the elements at the Wilkins memorial.

White and purple envelope with handwritten inscription in blue ink addressed: "To: The family of Tree of Life." The location of the sender's home, Norfolk, Virginia, is inscribed in the lower left corner. The upper flap on the envelope's reverse is inscribed with the following note: "We are so broken hearted for your loss." Staining 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: "Dearest sisters and brothers in the Lord, I just wanted to encourage you in the midst of all this tragedy and sadness that God will rise up among the carnage and be glorified through such honor and sadness. He is alive and well, and I know it doesn't feel like He is among you. He is and He will reign forever and be there with you in these hard times. He loves each and every one of you and has a plan for all of this.

Hebrew mourning prayer, "Kel Male Rachamim" (God full of compassion) translated into English. The names of the eleven victims of the October 27 attack have been inserted here. Tears and creasing due to exposure to the elements at the Wilkins memorial.

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: "We [a]re with you. We love you. We care about you." The church's contact information is included on the back of the envelope.

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: "I am sorry for your loss. From: Holy Angels CCD."

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "Dear Tree of Life Synagogue, Though I feel helpless and unsure of what to do or how to help, this I offer. I stand with you, I mourn with you, I fall on my [?] and cry with you, I get back up with you, I move forward with you. Good and beautiful people of Tree of Life. God bless you, Steve."

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."

Eight-page folded cardstock program with dark blue background and typed text. Cover features photograph of a stained-glass Star of David. Contents include order of program, song lyrics with musical notation, Psalm 23 in Hebrew, English and English transliteration, Alden Solovy prayer, test of Kel Maleh Rachamim prayer in Hebrew and English, text of Mourner's Kaddish in Hebrew and English transliteration, and text of Oseh Shalom in Hebrew, English and English transliteration.