• Bibliography of sweet and bitter orange peels and their official products. 

  Zirwes, Milton Lewis (1938)

• Bibliographical study of expectorant drugs with theories regarding their value in the treatment of coughs and colds. 

  Zimmer, Arno William, Jr. (1941)

• Bibliography of glycyrrhiza glabra 

  Zielinski, Casimir Alexander (1934)

• Bibliography of window displays for pharmacy week. 

  Zeeh, Lenor Blahna (1936)

• Bibliography of oleum chaulmoograe 

  Zechel, Paul Reinhart (1939)

• Bibliography of terebinthina canadensis. 

  Yabroff, Samuel (1928)

• Bibliography of bergamot oil 

  Wurster, Dale Erwin (1942)

• History of pharmacy in ozaukee county 

  Wulff, Carl Alfred (1930)

• Bibliography of aspidium 

  Wulff, Carl Alfred (1928)

• Bibliography of rhamnus purshiana de candolle. 

  Wright, Benjamin James (1926)

• Bibliography of copaiba 

  Woodford, Donald Willsey (1927)

• Bibliography of aspidium 

  Valenti, James Carmelo (1943)

• Bibliography of veronica virginica linne 

  Trier, Gilbert John (1926)

• Histology of the stem and roots of hibiscus esculentus, okra or gumbo. 

  Trachte, Leonard Nathaniel (1924)

• Preliminary study of the extract of echinaceae angustifolia. 

  Town, Josephine Mary (1927)

• Surface energies study of plant gums 

  Togstad, Carleton Hoover (1948)

• Pollen extracts and their relation to hay fever 

  Thomas, John Leslie (1939)

• Chemical examination of the roots of plantago major 

  Taylor, Rheo Verdell (1936)

• Enzymes of the pharmacopoeias 

  Taylor, Palmer William (1924)

• Bibliography of acacia, u. s. p. x. 

  Vosmek, George Aldrich (1935)

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