Note from a member of The Church at Severn Run in Severn, Maryland. The note reads: "I'm sending you love during this most difficult time. I'm praying for you all. God loves us all and I hope you all will feel his amazing love during this trying time. My heart hurts at this time for you all. I love you! Pam."

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

Handmade sign illustrated with colored pencil. The sign reads, "Love is Stronger Than Hate," written in blocky bubble letters. An additional message, reading: "We will not forget you," written in an italicized script, appears on top of the bubble letters. Lightly shaded in the background.

White posterboard with handwritten messages and hand drawn illustrations in black marker. A large tree with the words, "We are all of Tree Life," appears in the upper center. Various messages by over two-dozen people appear throughout.

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.

Four-page program with readings and song lyrics. Cover features photograph of a grid of memorial candles and lists names of 14 officiants.

Page of typed text. Header includes a roadway in the outline of a heart, surrounded by people on bikes. Green border around page. Program lists speakers at event. Footer inlcudes logos for Moms Demand Action, Ceasefire PA, and Squirrel Hill Stands Against Gun Violence and acknowledgement of several donors.

White button with black text and safety pin on back, Design features tree with branches forming a Star of David. Text above design reads, "#pittsburghstrong."

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.

Typed poem by Sylvan Kametz and Rabbi Jack Riemer titled "We Remember Them." This poem was originally published by the Central Conference of American Rabbis in a 1978 prayerbook pamphlet geared for Reform Jewish mourners. A handwritten note dated 11/4/2018, written in blue ink appears on the upper register. Tearing and staining due to exposure to the elements at the Wilkins memorial.

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: "We all pray for you of what happened. We pray the people that are hurt to get better and the people that died to be happy in heaven. Aubry M Holy Angels 4th grade." Color bleeding due to water exposure at the memorial site.

Post-it note with handwritten message in green marker. The message reads: "Live for those we have lost. Be well. Love from Boston MA."

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: "Everyone will stand with you through these tough times. -Flynn."

Letter written in blue ink on lined notebook paper reading: "Dear Jews of Pittsburgh, I am really sorry for you and your losses and hope you feel better soon. Love: Tali, From: Cleveland, Ohio." Illustration of a girl with a large smiling face, long hair adorned with flower or butterfly clip, and a long sleeved dress appears in the lower center.

White sign with "Coexist" written in multiple colors. Many of the letters in "Coexist" have been replaced by interfaith symbols, including the crescent moon, peace symbol, Star of David, yin-yang, and a cross. The hashtag, "Pghstrong" appears in the upper center, followed by a yellow heart. Three additional hearts, outlined in red marker, appear throughout. Blank back.

Folded card with handwritten messages on white paper. The front cover reads: "Love," written in colorful bubble letters. The inside reads: "Your brothers and sisters in Aspinwall love you very much."

Post-it note with handwritten message in black ink. The message reads: "We are all brothers and sisters. Your struggle is our struggle. - A Muslim." Color bleeding due to exposure to the elements at the Wilkins memorial.