Hand painted sign with an illustration of a landscape with a blue sky, sun, green grass, and floating hearts. The message, "You are the best," appears on the center right.

Post-it note with handwritten message in blue marker. The message reads: "As a result of this hate, I'm committing to discovering my Jewish identity and am doing micro-kindness."

Black poster with "Stronger Than Hate" written in white ink. An illustrated heart outlined in white ink with the letters "Pgh" written inside. Warped from water damage; dirt on the back 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.

Miniature New York State flag. Wrapped around stem of flag is a slip of laminated yellow paper reading, "In Memory of our Sister ROSE MALLINGER z''l -- To his family and community we pray Tanuchamo min hashamayim. May God in Heaven comfort you. The Principals, Teachers, Parents, Alumni, and Students of Magen David Yeshivah. Brooklyn, NY." Part of a series of 11 flags, each dedicated to one of the victims. Additional photograph shows the entire set of 11.

Post-it note with handwritten message with blue marker. The message reads: "May their memories always be a blessing. Sending love." Signed with a heart and a Star of David.

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 solidarity and a prayer for love. The church's contact information is included on the back of the envelope.

Folded card with colored pencil illustration. Front and back of card feature Stars of David enclosed by hearts. Inside reads: "Thumbs up I feel your pain" and features a stylized thumbs up and a smiley face.

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 must stick together in times like these because together we are STRONG and no one can take that away from us. Enzo."

Oral history with Ira Frank recorded as part of the Meanings of October 27th oral history project.

Document with reflections, sheet music, and song lyrics, 9 pages.

Card from a student at West Allegheny Middle School in Imperial, Pa. The front features a hand-colored illustration of the words: "Keep Going" and arrows, stars, and other floral motifs. The back contains a handwritten note, as well as the stock signature: "From your friends at West Allegheny Middle School."

Rectangular piece of plywood wrapped in metal with embossed design of Hebrew word "Chai," meaning "Life."

Wooden pedestal painted white with white Star of David and red heart affixed to front. Handwritten in pencil and black marker on the Star of David is the name "Rose Mallinger." Collaged onto the heart are white pieces of paper and a translation of Psalm 34:18: "The Lord is close to the broken hearted and saves those who are crushed in spirit." Accompanying image shows all 11 Stars of David in the series.

Floral tag addressed to Cecil Rosenthal. The tag features a white rose on the left and the stock message: "With Deepest Sympathy" in a band on the upper center.

Floral tag from floral arrangement, which reads: "With Love from our Family to Yours [heart]." The note is written in black marker on rectangular piece of wrapping paper with brown and red stripes.

Printed note in light blue ink on white paper. The note reads: "Love and Peace" and is illustrated with peace symbol.

Handmade card in purple, blue, green, and black ink on white paper. Signed by Talia, Jacob, and Jayden. Illustrated with small hearts throughout. Smudging and staining due to exposure to the elements at the Wilkins memorial.

Card with mosaic pattern evoking a flame on the front cover. The inside contains a note of sympathy from the board and staff of Mazon, as well information about the organization

Note from a member of The Church at Severn Run in Severn, Maryland. The note reads: "Dear Blessed Children of God, My heart is broken over the recent news of tragedy and the horror and fear that it caused. I pray for peace. I pray for courage and strength to continue to serve our God of love. I pray for healing and again, God's peace. With love, Jackie [last name redacted]."