Post-it note with handwritten message in green marker. The message reads: "Love."

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

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 "Cecil Rosenthal." 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." Affixed to one side of the pedestal is a black sticker with the word "LOVE" in white letters. Accompanying image shows all 11 Stars of David in the series.

Card made by a student from the George Washington University Hillel. Card reads: "We love you and are thinking of you. May we all see better days ahead. Love, GW Hillel."

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

Summary: KDKA-TV report providing a history of mass shootings in the Pittsburgh area between 2000 and 2018.

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 love, prayer, and affirmation of God's goodness. The church's contact information is included on the back of the envelope.

Summary: Pittsburgh Post-Gazette article reporting on Pittsburgh Penguins Captain Sidney Crosby and Head Coach Mike Sullivan expressing condolences following the October 27 attack.

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.

44-page program booklet. Cover features close up portrait of a woman's face covers by handwritten text and with purple accents. Interior includes typed text describing Yom Hashoah program as well as upcoming events from the Holocaust Center,

Folded card with colored pencil illustration. Cover shows a whimsical landscape with a tree, balloon, bushes, rainbow, flower, and a sun. Inside reads: "Stay strong, we're all standing with you. A little hope can go a long way [heart]. Best wishes; this too shall pass". Back cover reads: "2018."

Handmade card illustrated in pink and blue colored pencil featuring assorted hearts in varying shapes and colors. Color bleeding due to exposure to the elements at the Wilkins memorial.

Handwritten note in black marker which reads: "Love is that which enables choice. Love is always stronger than fear. Always choose on the basis of LOVE." Tearing in left upper corner due to exposure to the elements at the Wilkins memorial.

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

Rectangular lantern box with wood frame and glass panels. Lantern contains electric candle. Back panel is translucent and features image of a tree. Attached to the handle of the lantern is a bow and a bouquet of white lilies. Front panel features text reading, "Memories. They remind us of people and things we hold dear. They bring smiles, laughter, and sometimes tears. No matter what others may do or say, nothing will ever take these memories away. Memories are more than just a link to the past, sometimes they're all we have that will last."

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "May the peace and love of the Lord bless you all. Our hearts and prayers are with you as you try to understand the WHY of this tragic event. In Christ's love, Beverly [last name redacted] Pt. Loma Community Presbyterian Church 11-5-18."

Handwritten note written in blue ink on a lined notecard reading: "Sending all of my sympathy, empathy and love. I don't know what else to say. -Hope [last name redacted]. Brooklyn, New York (Former Pittsburgher)."