erovnuli-samecniero-biblioteka Search for 'au:"Wood, Helen."'

The British Carboniferous Producti : II. Productus (sensu stricto); Semireticulatus and Longispinus groups /

By Muir-Wood, Helen M..
London : H.M. Stationery Off., 1928 .
217, [1] p, 12 l. incl. ill. : , Issued December 22, 1928. 28 cm..

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Malayan lower Carboniferous fossils and their bearing on the Visean palaeogeography of Asia,

By Muir-Wood, Helen M..
London, British Museum, 1948 .
vii, 118 p. , At head of title: British Museum (Natural history) | "Lepidodendroid remains from Malaya, by W. N. Edwards": p. 78-81. | "Lower Carboniferous fossils from Malaya: Bryozoa, Mollusca and Crinoidea, by Kenneth P. Oakley": p. 82-92. | "Carboniferous corals from Malaya, by Stanley Smith": p. 93-96. | "Carboniferous trilobites from Malaya, by C. J. Stubblefield": p. 97-102. 26 cm..

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The work and welfare of children of agricultural laborers in Hidalgo county, Texas,

By Warburton, Amber Arthun,.
[Washington, U.S. Govt. print. off.] 1943 .
v, 74 p. , A preliminary report with title: Child labor and inadequate family income was issued by the Children's bureau in 1942.

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Employment opportunities in aviation occupations ..

By Wood, Helen.
Washington, D.C., U.S. Govt. print off. 1945 .
1 v. 23 cm..

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Employment outlook in railroad occupations

By Wood, Helen..
Washington, U.S. Govt. Print. Off., 1949 .
iii, 52 p. 25 cm..

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Employment, education, and earnings of American men of science,

By Shapiro, Theresa Richman..
Washington, U.S. Govt. Print. Off. 1951 .
iv, 48 p. 26 cm..

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Scientific research and development in American industry, a study of manpower and costs,

By Wood, Helen..
Washington, U.S. Govt. Print. Off. 1953 .
xi, 106 p. 26 cm..

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