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By: Ginsburg, Isaac, - Welsh, William W.,Edition:Publication info: 1915Volume:Series:Holding Institution: Smithsonian Institution ArchivesSubjects:BHL Collections: Smithsonian Field Books collection
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By: Ginsburg, Isaac, - Welsh, William W.,Edition:Publication info: 1916Volume:Series:Holding Institution: Smithsonian Institution ArchivesSubjects:BHL Collections: Smithsonian Field Books collection
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By: Bigelow, Henry B. (Henry Bryant), - Welsh, William W.,Edition:Publication info: Washington, Govt. Print. Off, 1925Volume:Series:Holding Institution: MBLWHOI LibrarySubjects:BHL Collections:
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By: Radcliffe, L - Welsh, William W.,Type: ArticleIn: Proceedings of the Biological Society of WashingtonVolume: 29Series:Issue:Date: 1916Page Range: 39--45Publication Info: Washington Biological Society of WashingtonSubjects:
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By: Radcliffe, L - Welsh, William W.,Type: ArticleIn: Proceedings of the Biological Society of WashingtonVolume: 30Series:Issue:Date: 1917Page Range: 35--42Publication Info: Washington Biological Society of WashingtonSubjects:
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By: Welsh, William W., - Breder, Charles M. (Charles Marcus),Type: ArticleIn: Zoologica : scientific contributions of the New York Zoological SocietyVolume: 2Series:Issue: 12Date: 1922-01Page Range: 261--276Publication Info: New York,Subjects:
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By: Welsh, William W.,Type: ArticleIn: Proceedings of the United States National MuseumVolume: 62Series:Issue: 2449Date: 1923Page Range: 1--11Publication Info: Washington Smithsonian Institution Press, [etc.]Subjects: