Biodiversity Heritage Library
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Some observations on the economics of "overdesigning" rubble-mound structures with concrete armor by J. Richard Weggel.
By: Weggel, J. Richard. - Coastal Engineering Research Center (U.S.)
Publication info: Fort Belvoir, Va. :National Technical Information Service, Operations Division [distributor,1981]
Contributed by: MBLWHOI Library, Woods Hole
Subjects: Concrete construction Estimates Structural design Structural stability United States
BHL Collections: MBLWHOI Library, Woods Hole
Surveys for grassland birds of the Malta Field Office-BLM, including a seven-year study in north Valley County /
By: Carlson, John. - Currier, Coburn. - Hendricks, P. - Lenard, Susan. - Maxell, Bryce A. - Montana Natural Heritage Program.
Publication info: Helena, Mont. :Montana Natural Heritage Program,c2008.
Contributed by: Montana State Library (archive.org)
Subjects: Bird populations Birds Blaine County Estimates Geographical distribution Grasslands Habitat surveys Management Montana Phillips County Rare birds Valley County
Techniques for shipboard surveys of marine birds / by Patrick J. Gould and Douglas J. Forsell.
By: Gould, Patrick J. - Forsell, Douglas J. - U.S. Fish and Wildlife Service.
Publication info: Springfield, VA :National Technical Information Service [distributor],1989.
Contributed by: Prelinger Library (archive.org)
Subjects: Bird populations Counting Estimates Sea birds