Hallmark card from a member of St. Peter's Episcopal Church in Londonderry, New Hampshire. The envelope features an illustrated heart. The front cover reads: "Faith is the friend that comes along when things just seem to go all wrong." The inside reads: "To the Tree of Life, My thoughts and prayers are with yours. Nancy [last name redacted]."

Note from a member of The Church at Severn Run in Severn, Maryland. The note reads: "We love you. I pray for all of us every day."

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.

Rectangular card from a student at Fountain Valley School in Colorado Springs, Co. Front reads: "Tree of Life" and features a Star of David and a peace sign. Back reads: "Dear members of Tree of Life: I'm a Chinese high school student who study in U.S. After I heard the news that what happened in Tree of Life at this weekend. I'm extremely shocked and I still cannot believe that. We really against the discrimination between the religions and I believe that hate is no allowed between religions.

Handmade card on white paper. Three flowers, illustrated in purple ink, appear in the center. The card reads: "I am sorry what happened... [illegible] from Griffin."

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 sympathy and prayer. The church's contact information is included on the back of the envelope.

Brown envelope with handwritten note in black ink on a rectangular emblem, reading: "In Memory." Staining and creasing due to exposure to the elements at the Wilkins memorial.

Floral tag from floral arrangement sent by Eddie and Diane in memory of Al Hess. The note is printed on a tag with a beige background from a local florist.

Folded card on red paper with handwritten messages in black marker. The front cover is addressed: "To the strong and resilient Jews of Squarrel [Squirrel] Hill," with a heart. The inside contains a message of support and solidarity from an anonymous Jew.

Card made by a student from the George Washington University Hillel. Contents of card rendered illegible by water damage at the memorial site.

Summary: Pittsburgh Post-Gazette Editorial Board editorial calling for community in the aftermath of the October 27 attack. Compares attack to other recent local tragedies, including the shooting of three Pittsburgh Police officers in Stanton Heights in 2009 and the Flight 93 crash in Somerset County on Sept. 11, 2001.

Post-it note with handwritten message in red marker. The message reads: "All of New York City feels your pain."

Metallic red rose with wire stem attached to a rock base.

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

Handwritten sign in marker on paper with blue and white zig zag pattern reading: "Love is strong, Hate is wrong." A heart appears in the lower right corner; various illustrations throughout.

Floral tag from floral arrangement sent by Michelle. The tag reads: "Shalom! Love, Michelle." The message is written in black marker on a printed tag with a green background and floral motifs.

White foamcore board with messages written in multiple marker colors. Board framed by strips of teal duct tape.