Yazar
James Robert Weir
8 cilt bulundu.
Cilt sonuçları
Historical Encyclopedia of American Labor
Robert E. Weir, James P. Hanlan · ABC-CLIO, LLC
733 sayfa · 2004
Labor, united states / Industrial relations, united states / Labor laws and legislation, united states / Labor movement, united states
Historical encyclopedia of American labor
Robert E. Weir, James P. Hanlan · Greenwood Press
733 sayfa · 2004
Industrial relations / Encyclopedias / Labor laws and legislation / Labor movement / History
Stem rusts occurring on pine in the United States with particular reference to the Northwest
James Robert Weir, United States Bureau of Plant Industry · U.S. Govt. Print. Off.
75 sayfa · 1930
Cronartium / Pine / Diseases and pests