Handwritten note written in black marker on recycled paper. The note reads: "Blessed are those that mourn for they shall be comforted. We grieve with you. Squirrel Hill Neighbors." Tearing due to exposure to the elements at the Wilkins memorial. The back of the note has the silhouette of a box with two circles on a grey background.

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. Bleeding to back and signs of water exposure; creasing.

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 with floral and geometric motifs, surrounded by a pattern with smiley faces. The back contains a handwritten note and a "Stronger Together" sticker, as well as the stock signature: "From your friends at West Allegheny Middle School."

Handmade card illustrated with multi-colored crayons on light purple paper. The front features a child's illustration of an animal, perhaps a horse, with its mouth open wide in the shape of the letter C. The back features a blob outlined in brown crayon and other undecipherable imagery.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter is dated 11/4/18 and reads: "Dear Tree of Life Synagogue, Please accept our heartfelt condolences in the loss of your beloved congregation members, from our congregation at Point Loma Community Presbyterian Church in San Diego, CA. In LA, I grew up living next to a Rabbi (Marvin Bornstein) and his dear family. He was familiar with loss as well, having left medical school in Vienna at the onset of WW II. I learned from his example of love, tolerance and peace.

Rectangular card from a student at Fountain Valley School in Colorado Springs, Co. Front reads: "Dear members of Tree of Life, I'm from Japan and I am writing this letter because on extremely sad news about Jewish people came up yesterday. I'm feeling awfully sorry for Jewish people. I've been learning about 3 monotheistic re[li]gions from last month, so it also made me feel that I have connection with every single Jewish person.

Video of "An Act of Valor" event held at the Heinz History Center, featuring October 27 attack survivors Dan Leger and Tim Matson and Rauh Jewish Archives Director Eric Lidji.

Oral history with Gemma Del Duca recorded as part of the Meanings of October 27th oral history project.

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 addressed to Daniel Stein, written using personal details from various public sources.

Folded card on light green paper with hand drawn illustrations in marker and pen. The front cover features a Star of David in black marker filled in with red scribble-scrabble. The inside contains an illustrated portrait of a young girl, labeled "Maya" in both Hebrew and English, wearing a short-sleeve t-shirt with a Star of David. Rainbow colored lines appear above the figure's head.

Printed tag with a photograph of Daniel Stein. The tag reads: "In Memory of Daniel Stein." Creasing and staining due to exposure to the elements at the Wilkins memorial.

Printed Hanukkah note with edited photographs featuring the eleven October 27 attack victims with Hanukkah imagery in the background. From top-bottom and left-right: Melvin Wax, David and Cecil Rosenthal, Irving Younger, Daniel Stein, Bernice and Sylvan Simon, Jerry Rabinowitz, Joyce Fienberg, Richard Gottfried, and Rose Mallinger. A large blue Menorah with the words: "Happy Hanukkah appears below."

Color photograph showing 13 people standing on either side of two Torah scrolls. Many of the men are wearing prayer shawls.

Color laser print with the Stronger Than Hate symbol and inscription on black background. Staining on back due to exposure to the elements at the Wilkins memorial.

Hardwritten card in blue pen on white paper, offering condolences following the October 27 attack.

Post-it note with handwritten message in blue marker. The message reads: "May your memory be for a blessing. Sending love and healing from Jews in Berkeley, CA." Signed with a Star of David.

Unsigned card with handwritten note reading, "So sorry for your loss. Please know that ALL of Pittsburgh is UNITED with you! Much love [two heart symbols]."

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 "Jerry Rabinowitz." (The name is misspelled as "Terry Rabinowitz.) 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.