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 inside reads: "We are praying you. We don't deserve this [heart symbol]. Nicole [heart symbol]."

Handwritten letter written in black ink on lined notebook paper from Michelle. Michelle is a lifelong Pittsburgher whose mother worked in Squirrel Hill when Sophie Masloff, Pittsburgh's first Jewish and female mayor, was in office. Michelle recalls her mother's pride in serving Masloff. Michelle notes that she is a student at the University of Pittsburgh and currently lives in Squirrel Hill. She apologizes for being "neglectful" of her ties with the Jewish community. She wrote this letter to extend "my very friendly hello" and to communicate her solidarity.

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 affirms God's support and contains prayers for the families and community. The church's contact information is included on the back of the envelope.

Post-it note with handwritten message in black marker. The message reads: "What happened here will not be forgotten." Signed with a Star of David.

Post-it note with handwritten message in blue marker. The message reads: "Jerry D.H. is overflowing every service with congregants all inspired by and missing you. You, of blessed memory."

Typed letter from a student at Hebrew Academy, a private Jewish day school in Montreal, Quebec. The letter reads: "Dear Rabbi, My name is Joelle. I'm 10 years old. I live in Montreal. I go to Hebrew Academy, a private school. I'm sorry to hear that there was a shooting. I feel so bad. It doesn't matter what religion you are, you have to respect other[s] just the same way you have to respect Hashem (God). We should always know that we are stronger than hate. So bad things can't happen we have to faith and emunah (trust) in Hashem. I feel so bad. From: Joelle. P.S.

Post-it note with handwritten message in blue marker. The message reads: "Love and solidarity from the Bay Area."

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 inside reads: "To Tree of Life members and to Jewish everywhere. Adam and Eve let sin in the world, but God gave us another option, Jesus. But through terrorism nothing ever, will drive us apart from being a religious nation. We are one people if they are any differences we should talk them out.

Post-it note with handwritten message in red marker. The message reads: "99.9999999% of Americans are good and caring people!" Tape on the upper edge.

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

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!"

Handwritten note written in black ink on light yellow paper. The note reads: "Dear God, Let love prevail... Let hate fail... Blessed those affected by this terrible act... A Pittsburgher."

Hand painted, laminated sign with the words: "May their memories be a blessing" in black paint." Eleven yellow candles with orange flames, symbolizing the eleven victims of the October 27 attack, appear below.

Hand painted sign on paper cutout with various motifs, including Stars of David, the Stronger Than Hate Steelers' logo with the Star of David, and a peace symbol. The word, "love" is written in white ink with a streak of blue and white paint.

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

Printed tag with Tree of Life synagogue emblem in the upper right. The tag reads: "America Stands with You." Creasing and staining 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: "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.

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.