White posterboard with a gold shield in the center. A Canadian flag and and inscription appear above the shield; additional inscription upper center; signatures throughout. Color bleeding due to exposure to the elements at the Wilkins memorial.

Color laser print with the Stronger Than Hate symbol and inscription on black background. Staining on back due to exposure to the elements at the Wilkins memorial.

White posterboard with inscription in black ink. Writing bleeds through to back.

White poster with handwritten message in black ink reading: "Pittsburgh loves all our neighbors." The hashtag, "Pgh Strong" is written vertically in the lower left corner. Extensive color bleeding due to exposure to the elements at the Wilkins memorial.

White posterboard with multiple signatures in colored markers. Illustration of two outstretched arms on the front. The upper half reads: "We lift our hands to God for you." The lower half reads: "St. Michael Catholic Family is praying for you." The reverse features additional signatures and a tree outlined in red in the lower center. Addressed to: "Tree of Life synagogue, Jewish community."

Color laser print with the Stronger Than Hate symbol and inscription on black background. Blank back. Creasing due to exposure to the elements at the Wilkins memorial.

Bright pink paperboard with messages written in black on the front. Blank back.

Yellow laser print with inscription in black ink; blue heart. Blank back.

Plain white poster board, cut crooked, with two strokes of red marker on the front. Price tag and additional stains on back. Extensive staining due to exposure to the elements at the Wilkins memorial.

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.

Poster with short messages and multiple signatures from students at the St. Joseph Catholic Parish Religious formation written in various colored markers.

White poster board with a painting of a tree. Inscriptions with supportive messages and biblical quotes written on multicolored leaves; Star of David painted on trunk. Metallic leaves glued throughout. Addressed to Tree of Life synagogue from St. Patrick's Church in Oakdale, Pa.

Blank white posterboard.

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.

Poster with short messages and multiple signatures from students at the St. Joseph Catholic Parish Religious formation written in various colored markers.

White foam core poster with an outline of the city skyline and "Pittsburgh city of love" written in red, black, and blue marker. Reverse side includes typed text about membership with the National Council on Education for the Ceramic Arts.

White poster with inscription and drawings in fuchsia marker. Bleeding on back. Staining throughout due to exposure to the elements at the Wilkins memorial.

Printed poster in blue, white, and black from the ACLU (American Civil Liberties Union). The poster reads: "We the People" and features an illustration of people in silhouette raising their hands upward. The reverse reads: "We the People ACLU" and contains a repeating word pattern featuring the various marginalized groups the ACLU serves.

Square poster that says "Love one another right NOW" with music notes and pink hearts. Poster attached to a yard stick. Blank back.