Flyer with green typed text on green paper. Includes a silhouette graphic of people standing under a tree. Provides information about the location of event and itinerary of activities. Footer includes website and Facebook information for Squirrel Hill Stands Against Gun Violence.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter is dated 11/4 and reads: "God loves you- We love you- Have strength in the LORD. Ken [last name redacted]."

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "My thoughts and prayers are with you. Clara [last name redacted]."

Post-it note with handwritten message in blue marker. The message reads: "We will not be bystanders. We will take action. All of us have a role to play. Everyone can help."

Post-it note with handwritten message in blue marker. The message reads, in Hebrew: "May their memories be for a blessing. May their souls be bound with the bond of life. Sharon, Israel."

Clear glass mason jar containing paper butterflies on sticks, rhinestone star wand, and windchime in the form of an angel with message reading "be at peace."

Card from the Friendship Circle of Illinois. Front cover reads: "From: Menachem [last name redacted] To: Jewish Community of Pittsburgh." Inside reads: "To the Jewish community of Pittsburgh sheyichyu (may they live). Passed away: 11, Injured: 2 Yidden (Jews) + 2 policemen=4. Illustrated below there is a wagon holding the shooter, who says in a word bubble: "I just wanted to kill Jews." A man with a hat, perhaps a police officer, is seated on the right.

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.

Glass vase containing bouquet of synthetic orange, white, and red flowers. Also includes synthetic roses in cellophane. Note with typed text taped to vase. Note reads, "For our dear friend Joyce Fienberg, from [redacted], Green Templeton College, Oxford University, and [redacted]."

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.

Post-it note with handwritten message and illustration in blue and green marker. The message reads: "Nothing is lost on the breath of G-d." An illustration of a dove holding an olive branch against the backdrop of cresting waves or mountains.

White posterboard with dozens of hands in red and pink paint. Initialed in multiple colors by creators. The words "Hope and Love," peace signs, and Stars of David are scattered throughout; the words "Hate won't win" appear in the lower center, inside two hands making the shape of a heart.

Notecard with message written in ink. The note reads: "Dear Hate- There is NO ROOM for you in our city! Love and FAITH will overcome!" Signed with four hearts in the lower right.

Handwritten note on coloring book paper. The front side features the outlines of two horses, colored in with assorted colored pencils. The note reads: "God be with you all. Love Gemma and Giovina [last name redacted]. 4 year olds." The back features the outlines of a leopard perched in a tree with a squirrel.

Card from a student at West Allegheny Middle School in Imperial, Pa. The front features a hand-colored illustration of a bird's feather 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."

Plastic Ziploc bag with multicolored blue, red, and yellow ribbons tied into a bow on the upper right corner. Staining and dirt due to exposure to the elements at the Wilkins memorial.

Cover of sddle stitched. Embossed gold text on white cover. Text reads "30th Anniversary Congregation Dor Hadash June 20, 1993."

White envelope with blue border and curlicue designs in the four corners. Handwritten note in black ink on the recto reads: "Tree of Life Congregation." Staining and color fading due to exposure to the elements at the Wilkins memorial. The reverse side features a diamond pattern and has suffered from extensive tearing due to exposure to the elements at the Wilkins memorial.