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.

Large bound volume. Cover features gold writing embossed onto white leather and reads, "Book of Life, New Light Sisterhood, Donated By Mr. and Mrs. Harold Marcus in memory of Herman L. Katz." Interior pages contain handwritten messages in calligraphy.

Floral tag from floral arrangement addressed to David Rosenthal from Gayle and Gloria. The tag reads: "To David, Beautiful person, kind, loving, and so sweet! Love, Gayle and Gloria." The note is handwritten in blue ink on a pink printed tag with a logo in the lower center.

Floral tag enclosed in white envelope from floral arrangement. The envelope is hand illustrated in blue ink with a tree in the center and has a hole punch in the upper left corner. The tag is addressed to Squirrel Hill and reads: "To the neighborhood that gave me my friends, my craft, my fiancee, my passion, and my livelihood, shine on, love on, heal on, grow and hug, and thrive and be gentle with one another. Heal. Heal. Heal. Love."

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

Printed tag dedicated to Irving Younger. The tag reads: "Please accept this Random Act of Kindness In honor of Irving Younger. Taken too soon, October 27th, 2018. 1 of our 11 Angels from the Pittsburgh Tree of Life synagogue shooting" followed by a series of hashtags and contact information on Facebook. Tape on the reverse.

Post-it note with handwritten message in blue marker. The message reads: "Never Forget. Love is stronger than hate." A Star of David appears in the center.

Post-it note with handwritten message in blue marker. The note is written in Hebrew and English. Translated into English, the message reads: "May God protect you when you leave and when you come. Happy Chanukah!" Signed in English by the Abrin family, followed by a heart.

Condolence card from First Baptist Church, Berkley in Norfolk, Va. Light blue cover with floral pattern inscribed with the stock message: "Thinking of you with extra special care during this time when memories are stirred and the greatness of your loss can't help but felt afresh." Personalized message on the left flap reads: "We are deeply saddened by your loss. Our prayer is that you will feel the peace and comfort of the Lord in this time of need. May your hearts be lifted and unity forever flow.

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

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter reads: "To our esteemed sisters and brothers I offer sorrow in your losses, comfort to enter into your memories and many blessings for your bright future as a synagogue to overcome. With all my love- Russell [last name redacted]."

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

Handwritten note written in black marker on paper reading: "May the light you brought to this world continue to shine. -Fabers."

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of a haloed dove flying in front of Noah's ark. The inside reads: "Dear Tree of Life Synagogue, We are sorry to hear about this tragedy, and we hope peace is to come. We have been thinking and praying for everyone. Sincerely, Holy Angels. -Rylee. 6th grade." Spelling errors corrected for clarity.

Card with a peacock on the front cover. The card reads: "A Catholic who loves all Jewish people! A friend, a neighbor, she loves you."

Hallmark card from a member of St. Peter's Episcopal Church in Londonderry, New Hampshire. The envelope contains the handwritten inscription: "God Bless" [heart]. The front cover reads: "Faith is the friend that comes along when things just seem to go all wrong." The inside reads: "My mother and I were so saddened when we heard of the tragedy that occurred. It seems unthinkable that a human being could behave in such a deplorable manner. My mother and I are keeping everyone and their families in our hearts, minds and prayers.

Note from a member of The Church at Severn Run in Severn, Maryland. The note reads: "Dear Blessed Children of God, I am praying for you in these extremely difficult days. Know that you are being held in prayer. You are loved. Praying for Peace, Comfort, and a Hedge of Protection around you and your community. With love, A follower of Christ."

Hallmark card from a member of St. Peter's Episcopal Church in Londonderry, New Hampshire. The inside reads: "Please know that you are in our thoughts and prayers. St. Peter's Episcopal Church Londonderry, NH."

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