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Valentin, G. — Die Untersuchuug der Pflauzen und der Thiergewebe in polarisirtem Liclit. 

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Van Heurck, H — The microscope. Illustrated. London and New York, 1S9S. 

 Vierordt, Die quantitative Spectralaualyse in ihrer Amvendung auf Physiologie, 1876. 

 Vogl, A. H- — Die wichtigsten vegetablischen Nahrungs und Genussmittel. Pp. 575., illus- 

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Vogel, Conrad. — Practical pocket-book of photography. Pp. 202, Figs. London, 1893. 

 Vogel, H. W.— Practische Spectralaualyse irdischer stoffe ; Anleitung zur Benutzung der 



Spectralapparate in der qualitativeu und quantitativeu chemische Analyse organischer und un- 

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Wall, O. A. — Notes on Pharmacognosy. — Pp. 1S0, illustrated. St Louis, 1897. 

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YVethered, M. — Medical microscopy. Pp. 406, Figs. London and Philadelphia, 1S92. 

 Whipple, G. C— The Microscopy of Drinking Water. Pp. xii - 300. Illustrated. New York, 

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Whitman, C. O. — Methods of research in microscopical anatomy and embryology. Pp. 255, 

 illustrated. Boston, 1SS5. 



Wilder and Gage. — Anatomical technology as applied to the domestic cat. An introduction to 

 human, veterinary and comparative anatomy. Pp. 575, 130 Fig. 2d ed. New York and Chicago, 

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Wilson., Edmund, B., with the cooperation of Edward I, earning. — An atlas of fertilization 

 and karyokinesis. Columbia University Press, New York, 1895. This atlas marks an era in 

 embryological study. It has admirable texts and diagrams, but the distinguishing feature is the 

 large number of almost perfect photo-micrographs. 



Wood, J. G. — Common objects for the microscope. Pp. 132. London, no date. Upwards of 

 4.00 figures of pretty objects for the microscope, also brief descriptions and direction for prepa- 

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Wormly, T. G. — The micro-chemistry of poisons. 2d ed. Pp. 742, illus. Philadelphia, 1SS5. 



Wright, Lewis, — Optical Projection, a treatise on the use of the lantern in exhibition and 

 scientific demonstration. Pp. 425, illustrated. London, 1891. (Beginners will find this book 

 very helpful ), 



Wythe, J. H. — The microscopist ; a manual of microscopy and a compendium of microscopi- 

 cal science. 4th ed. Pp. 434, 2^2 Fig. Philadelphia, 1SS0 



Zimmermann, Dr. A. — Das Mikroskop, ein Leitfaden der wissenschaftlichen Mikroskopie. 

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See also Watt's chemical dictionary, and the various geneial and technical encyclopedias. 



PERIODICALS* 



The American journal of anatomy (including histology, embryology and cytology). Balti- 

 more, 1901 — . 



The American journal of medical research, Boston, 1901+. 



The American Journal of physiology. Boston, 1S96+ . 



The American journal of microscopy and popular science. Illustrated. New York, 1876-1881. 



The American monthly microscopical journal. Illustrated. Washington, D. C, 1SS0+. 



American naturalist. Illustrated. Salem and Philadelphia, 1S67 — . 



American quarterly microscopical journal, containing the transactions of the New York 

 microscopical society. Illustrated. New York, 18784-. 



American microscopical society, Proceedings. 1S78-1S94 ; Transactions, 1895-f-. 



*Note — When a periodical is no longer published, the dates of the first and last volumes are 

 given ; but if still being published, the date of the first volume is followed by a plus sign. 



See Vol. XVI of the index Catalog of the Library of the Surgeon General's office for a full 

 list of periodicals. 



