David A. Maass books & textbook
A Gallery of Waterfowl and Upland Birds
Petersen Pub. Co. /1978T Hardcover / 121 Pages
isbn-10: 0882780208 / isbn-13: 9780882780207
Following the Flight
Charles S. Potter, Jr. James H. Phillips David A. Maass
Delta Station Press /1999T Hardcover / 145 Pages
From Marsh to Mountain: The Art of Harry Curieux Adamson
Di Les Books /1999T Hardcover / 238 Pages
isbn-10: 0967153409 / isbn-13: 9780967153407