The ornamental design for a print of a heart-shaped collage of photographs, as shown and described.
The FIGURE shows a print of a heart-shaped collage of photographs, embodying the ornamental design of the present invention.
Broken lines in the figures are for illustrative purposes only and form no part of the claimed design. These broken lines include broken lines portraying an image within each photograph and a peripheral border of the image. The broken lines further include a dot-dash rectangle representing a periphery of a paper on which the collage is printed. Only some of the photographs' peripheries are portrayed in solid lines.