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.

Card from a student at West Allegheny Middle School in Imperial, Pa. The front features a hand-colored illustration of the words: "Don't Stop Believing." The back contains a handwritten note and a sticker with blue text reading: "Stronger Together." The stock signature: "From your friends at West Allegheny Middle School" appears in the lower center.

Oral history of Zack Block, recorded as part of the Meanings of October 27th Oral History Project.

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of seven children holding hands around a table with a large goblet and loaf of braided bread, and seven doves. The illustration is labeled: "We are people of God's peace." The sender added the following inscription below, writing: "Tree of Life Members, Holy Angels CCD." The inside reads: "There is always hope" and features a large cross.

Trifold pamphlet with typed text over orange background. Cover includes photograph of Roberta Schomberg and program details. Interior includes photographs of Fred Rogers and the Rodef Shalom Congregation sanctuary and a description of the Pursuer of Peace in Action program series, as well as an advertisement for a toy and book drive hosted by JFCS Pittsburgh. Back page features Rodef Shalom Congregation logo.

Summary: Pittsburgh Post-Gazette report collecting public statements about the October 27 attack from local, state, national, and international leaders, including Gov. Tom Wolf, ADL CEO Jonathan Greenblatt, Pennsylvania Attorney General Josh Shapiro, President Barack Obama, President Donald Trump, Israeli Prime Minister Benjamin Netanyahu, University of Pittsburgh Chancellor Patrick Gallagher, Duquesne University President Ken Gormley, the Islamic Center of Pittsburgh, Democratic National Committee Chair Tom Perez, and Allegheny County Executive Rich Fitzgerald.

Envelope and floral tag with ribbon addressed to Marty and Robert. The tag features an illustration of an owl with mushrooms and other fauna growing out of its head. The inside contains a note to Marty and Robert, whom the sender is thankful did not attend synagogue on the morning of October 27.

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 note from the [last name redacted] family from 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.

Handmade card in colored marker on paper. The front of the card features the word: "LOVE" in bubble letters; the letter "o" has been replaced with a large Star of David. Several smaller hearts and a multi-colored asterisk appear throughout. Signed, upper left: "Rylee Love." The back is signed, twice: "Love Rylee" in orange and purple marker, respectively. The card has been laminated.

Handwritten card in pencil on paper. The front cover features a Star of David in the center and reads in Hebrew: "L'chaim" (to life). The inside reads: "My condolences for this tragedy. Sending love from Cleveland, Ohio. Stay strong. You are in my prayers. Love, Louis [last name redacted]."

Laminated mixed media collage with paper, dried leaves, and marker. Tree in the center; two clouds and sun in upper register. Handwritten inscriptions in various marker colors on tree trunk and upper center. Extensive bleeding to back and signs of water exposure; creasing.

Post-it note with handwritten message in blue marker. The message reads: "I'm praying for these holy souls, may God shine His light upon them!"

Folded card with pencil illustration. Cover features flower on ground under words "Just remember..." Interior features illustration of heart superimposed on planet Earth with human figures dancing on it and the words, "We Are All Jews Together." Additional note reads, "Please know that Beth Chai Congregation members like us are thinking of you. Karen & Howard [last name redacted for privacy]."

Post-it note with handwritten message in blue marker. The message reads: "Love is awesome." Tape affixed to the upper edge.

Black and white photograph showing the original section of the Tree of Life synagogue located at the corner of Wilkins Avenue and Shady Avenue in Squirrel Hill.

Card from a student at West Allegheny Middle School in Imperial, Pa. The front features a hand-colored illustration a bird's feather 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."

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.

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.