Johansen, H William books & textbook
Poutwater Pond: a peat bog in Holden, Massachusetts
Bradley, Peter M Johansen, H William Smyth, Adrienne P Fynan, Ellen F Tracy, Randall
CreateSpace Independent Publishing Platform /2014-10-25 Paperback / 36 Pages
isbn-10: 1502725215 / isbn-13: 9781502725219
Articulated Coralline Algae of the Gulf of California, Mexico, I: Amphiroa Lamouroux No. 9
Norris, James N., and Johansen, H. William
Smithsonian Institution Press /1981-01-01 Paperback
