Darwin Spearing
Darwin Spearing has written at least 2 books. Their most popular book is Roadside Geology of Louisiana with 1 save with an average rating of -⭐.
Authorship percentage indicates primary author status - excluding introductions, forewards and other contributions.
Series
6 primary booksAuthored 33% of series
Roadside Geology Series
Roadside Geology Series is a 6-book series with 6 released primary works first released in 1986 with contributions by David D. Alt, Donald W. Hyndman, and David Lageson.
