Handmade sign with white graph paper and black marker taped to cardboard, reading: "From Ohio and Oklahoma, you are loved and will not be forgotten."

Oral history of Lauren Bairnsfather, recorded as part of the Meanings of October 27th Oral History Project.

Typed letter on Alfred University letterhead in hardback certificate holder, signed by Alfred University President Mark Zupan.

Collage with a hand drawn tree in the center; leaves comprised of multicolored tissue paper. Tree trunk is shaded with purple crayon and outlined in black ink; handwritten messages in fuchsia ink and pencil on either side.

Summary: KDKA-TV breaking news report on the October 27 attack. Includes updates throughout the day with more info about the shooting and responses from public officials

Business card from Reverend John Shaver of San Dieguito Methodist Church in Encinitas, Ca.

Sand-colored poster with handwritten message in blue crayon, reading: "Chashmonayim, Israel Stands with Pittsburgh." Staining due to exposure to the elements at the Wilkins memorial.

Card from three students [last names redacted] at Magen David Yeshivah High School in Brooklyn, Ny. Front cover features a red heart in the center with lines connecting to Stars of David on either side. The inside message has faded away due to water exposure at the Wilkins memorial. The back flap contains a message of sympathy and condolence. The card ends: "GET WELL SOON! [heart]."

Post-it note with handwritten message in blue marker. The message reads: "No hate. Just love." A heart appears below. Signed: "Columbus, OH."

Printed card with the seven biblical laws of Noah. Each law is printed in the respective colors of the rainbow. 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 contains messages of encouragement and the sender's prayers for God's blessing. The church's contact information is included on the back of the envelope.

Black and white photograph showing six men sitting on construction equipment in front of building. Label taped onto photograph reads, "Spring 1970: Jules Karpas, Sam Feldman, Bill Weiss, Elkin Avner (designed new sanctuary), Rabbi Pinchus Miller, Pres. Nate Landy."

Black and white sticker with the word "LOVE" in large capital letters.

Post-it note with handwritten message in blue ink. The message reads: "May their memories be a blessing." Color bleeding due to exposure to the elements at the Wilkins memorial.

Post-it note with handwritten message in blue ink. The message reads: "We are here."

Handwritten tag in silver ink on heavy cardstock lined on an orange backing. A small snail, labeled: "Certified and Official Snail Mail" is embossed on the upper center. The note reads: "With Love, Mark [last name redacted] Beaver Dam, WI." Dirt stains due to exposure to elements at the Wilkins memorial.

Post-it note with handwritten message in blue marker. The message reads: "Love is awesome." Tape affixed to the upper edge.

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: "Dear Tree of Life Members, We are all praying for you and your losses. Please join in our prayers for the police officers injured. From Holy Angels CCD."

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "My prayers are with you all at the Tree of Life synagogue. May our God ease your sorrow. Know that He is with you. May God bless you all. Eloise."