Sparks, Joseph, 1896-1975, Federal Art Project (Mich.), and United States. Works Progress Administration., “Pine Tree in Michigan introduction, the story,” Digital Collections, accessed December 5, 2025, https://digitalcollections.library.gvsu.edu/document/25023.
The Pine Tree in Michigan depicts the drama of Michigan's pine woods in twenty-four block prints carved by the artist from his original sketches. Block print no. 2 "This book depicts the drama of Michigan's pine woods in twenty-four block prints carved by the artist from his original sketches. Authentic in spirit & detail these prints tell a story of a dramatic past also a glimpse the future holds for The Pine Tree of Michigan." Listed in index of illustration as "the story."