INDEX. 



Hints on collecting land and fresh water 



mollusca, 1954. 

 Histology (reviews), 1631, 1670, 1769, 1905, 



1943, 2024, 2065, 2103. 

 Holoblastic cleavages in ovum of Cestracion, 



2018. 

 Hopkins Seaside Laboratory, 1869. 

 Human placentation, 1709. 

 Hydra viiidis, regeneration in, 17 10. 

 Hydrodictyon reticulatum, outline for elemen- 

 tary study of, 2093. 

 Illuminating the object in photomicrography, 



1618. 

 Imbibition, effect of dissolved substances on 



2046. 

 Imbibition, effect of temperature upon, 2046. 

 Imbibition, rise of temperature during, 2046. 

 Implantation of the embryo intheuterus, 1709. 

 Improved method of making collodion tubes 



for dialyzing, 2038. 

 Improved method for staining flagella, 1836. 

 Incubator for maintenance of constant low 



temperature, 1972. 

 Incubator for use in water analysis, 1982. 

 Incubator, physician's, i6Sg. 

 Infectious bacteria, cultivating, 1865. 

 Influence of light in pigment production of 



bacteria, 191 7. 

 Infusoria, anesthesia of, 2089. 

 Infusoria, ciliate, parasitic, in respiratory tree 



of Holothuria californica, 1765. 

 Injecting the blood vessels of the earthworm, 



1736- 



Injecting tubercle bacilli into trachea of dog, 

 effect of, 1824. 



Injection with cold liq,uid gelatin, 1625. 



Ink for writing on glass, 1680. 



Intensive coloration of bacillus of Koch, 1826. 



lodophilia, 1823. 



Karyokinesis in Magnolia and Liriodendron, 

 1624. 



Kitchen of the twentieth century, 1961. 



Laboratories of pathology and bacteriology of 

 the Medico-chirurgical College of Philadel- 

 phia, 2076. 



Laboratory equipment for beginning course in 

 zoology, 1677. 



Laboratory equipment for elementary botany, 

 1640. 



Laboratory equipment for the small high school, 

 1603. 



Laboratory manual of botany, 2058. 



Laboratory of plant physiology of the agricul- 

 tural academy in Poppelsdorf-Bonn, 1829. 



Laboratory outlines for the elementary study 

 of plant structures and functions from the 

 standpoint of evolution, 1639, 1698, 1798, 

 1852, 1S96, 1934, 2013, 2055, 2093. 



Laboratory Photography : 



A form of vertical camera and its labora- 

 tory uses, 1782. 



A photo-micrographic device, 1997. 



A simple vertical photo-micrographic cam- 

 era, 18S9. 



An apparatus for photographing gross 

 anatomical specimens, 1791. 



An improvised exposure-test kit, 1685. 



An X-ray table, 1656. 



New method of focusing in photomicro- 

 graphy, 2082. 

 Photographic apparatus for pathological 



and bacteriological specimens, 1683. 

 Photographing Uredineas with the micro- 

 scope, 1655. 

 Photo-micrography III, 1618 ; IV, 1728. 

 Photomicrography with simple apparatus, 



1681. 

 Photo-microscopy of metals as practiced 



by steel companies, 1920. 

 Some suggestions on one way to make 

 lantern slides, 1842. 

 Laboratory student's desk, 1721. 

 Laboratory tables, finishing the tops of, 1651. 

 Lead, micro-chemical analysis of, 1850, 1895, 



1932, 201 1, 2053. 

 Lepas, embryology of, 2100. 

 Leucapina crenulata, anatomy of, 2100. 

 Leukemia, 1905. 

 Life by the seashore, an introduction to natural 



history, 1666. 

 Light, effect of, on carbon assimilation, 2085. 

 Light, effect of, on food formation, 2084. 

 Light, effect of, on starch formation, 2084. 

 Lights available for projection work, 1733. 

 Liliaceaj, fertilization in, 2057. 

 Lipogenesis, relation of lipase to fat metabolism, 



1864. 

 Littorina, negative phototaxis in, 1767. 

 LoefHer's alkaline methylen blue, 1609. 

 Loxosoma davenporti, 1861. 

 Lycogala epidendrum, 1799. 

 Lyngbya sp., outline for elementary study of, 



1699. 

 Microscopical mount for museum and class 



work, 1989. 

 Maddox, Richard Leach, gelatin-bromide dry 



plate of, 1947. 

 Malaria, investigation of, 1708, 1764, 1765. 

 Malaria blood, method of preparing specimens 



of, 1626. 

 Manual of determinative bacteriology, 1632. 

 Marble blocks for celloidin tissue, 1970. 

 Marine explorations of Prince Albert I*' de 



Monaco, 1S62. 

 Mast cells, method of staining, 1867. 

 Megastoma entericum, methods of preparing, 



1820. 

 Merismopedia sp., outline for elementary study 



of, 1699. 

 Metals, photo-microscopy of, 1920. 

 Methods in Plant Physiology, 1846, 1890, 1927, 



2004, 2045, 2084. 

 Methods: 



Anesthetising animals, 2051, 2088. 

 Cleaning slides, 1781. 

 Cleaning slides and cover-glasses, 1636. 

 Collecting and preserving fungi, 2075. 

 Collection, care, and preparation of rhizo- 



pods, 1940. 

 Collection, preparation and arrangement 



of mollusks, 1954. 

 Contrast staining with eosin and methylen 



blue, 1637. 

 Counting blood cells, 2049. 

 Cultivating anaerobic bacteria, 1694, 1741, 



1800, 1854, 1974. 

 Cultivating infectious bacteria, 1865. 



