Land and fresh-water mollusks from Peru.

v.31:no.28(1949)

Fresh-water limestone from the Torola Valley, northeastern El Salvador / Sharat Kumar Roy -- and Robert Kriss Wyant --.

v.10:no.16(1953)

New species of fresh-water catfishes from North Borneo [by] Robert F. Inger and Chin Phui Kong.

v.39:no.27(1959)

World fishing fleets : an analysis of distant-water fleet operations, past, present, future. prepared by William B. Folsom, David J. Rovinsky, Dennis M. Weidner.

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World fishing fleets : an analysis of distant-water fleet operations, past, present, future. prepared by U.S. Embassies overseas ; assembled by Frederick H. Beaudry, William B. Folsom, David J. Rovinsky.

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World fishing fleets : an analysis of distant-water fleet operations, past, present, future. prepared by Mark R. Wildman.

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World fishing fleets : an analysis of distant-water fleet operations, past, present, future. prepared by Frederick H. Beaudry, William B. Folsom.

1

World fishing fleets : an analysis of distant-water fleet operations, past, present, future. prepared by Milan Kravanja, Ellen Shapiro.

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