Envelope and floral tag addressed to Jerry Rabinowitz. The envelope is addressed "Jerry" and features an illustration of a bow and heart. The floral tag features an illustration of four blue birds with plants on their heads. The tag reads: "Bow ties, small mild coffees, and the sweetest energy. You will be missed, you will be remembered." Signed with a heart.

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 in green marker. The message reads: "Pittsburgh, I will always love you. My heart goes out to you and is here too. Pittsburgh Strong."

Folded card on light green paper with hand drawn illustrations in marker and pen. The front cover features a Star of David in black marker filled in with red scribble-scrabble. The inside contains an illustrated portrait of a young girl, labeled "Maya" in both Hebrew and English, wearing a short-sleeve t-shirt with a Star of David. Rainbow colored lines appear above the figure's head.

Post-it note with handwritten message in black marker. The message reads: "May god be with you. Cierra [last name redacted]. Pittsburgh, PA."

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 reads:

Collage with a hand drawn tree in the center; leaves comprised of multicolored tissue paper. Handwritten messages in black ink on either side of the tree.

Card from a student at West Allegheny Middle School in Imperial, Pa. The front features a hand-colored illustration of a bird with a leaf in its mouth 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."

Invitation to Leah's Bat Mitzvah celebration on Sunday May 27th at the Tree of Life synagogue. Illustrations of a palm tree and a sun appear on either side of the central text. On the back, the sender wrote: "I had the best day of my life in this shul. We will never forget what happened. We will make the world a better place."

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 "Richard Gottfried." (The name is misspelled as "Richard Guttfried.") 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." Accompanying image shows all 11 Stars of David in the series.

Paper booklet with typed text, color photographs, 24-pages with saddle-stitched binding. Contains short articles by employees of the congregation on a range of topics.

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 a prayer for God's grace and love. The church's contact information is included on the back of the envelope.

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.

Floral tag from floral arrangement, which reads: "We love you, pray for you and stand with you during this time. May God provide with His peace and comfort." The message is printed on a tag from a local florist.

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

Card addressed to David Rosenthal, written using personal details from various public sources.

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: "To Tree of Life members and to Jewish everywhere. Adam and Eve let sin in the world, but God gave us another option, Jesus. But through terrorism nothing ever, will drive us apart from being a religious nation. We are one people if they are any differences we should talk them out.

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.