\ 



364 THE AMERICAN MONTHLY [Dec, 



Holder for Cover Glasses (3 figures). Moore 54 



Some Common Hydroid Animals (20 figures). Osborn 63 



Magnetic and Hyaline Spherules Found in Terrace Dust (6 figures) 



Simmons 73 



The Contractile Vesicle (.1 figure). Schneider. 82 



The Spiracles of the Click-beetle (i figure). Gray 84 



A Human Tear (?) (i figure). A Fraud 84 



Washing Bottle and Life Slide (2 figures). 87 



Radiolaria From Manitoba (16 figures). Rust 91 



Podocoryne Carnea (2 figures). Osborn 99 



vSliding-Carriage and Stage (2 figures). Brown 101 



Marshall's Compound Microscope (i figure). Marshall no 



Fungusof Celery Blight (i figure). Atkinson 115 



riant Culture Showing Separation of Anthracnose (3 figures). At- 

 kinson 121 



Diseased Twigs. Section of a Pustule (2 figures). Atkinson 121 



Germination and Growth of Mycelium (I figure). Atkinson 124 



Stages of Growth from a Spore (i figure). Atkinson 125 



Asthmatic Sputum (i figure). Cutter 151 



Photomicrographs of Trichinae (4 figures). Sherman 154 



Potato Leaf Affected by Blight (I figure). James 159 



Manner of Growth of the Phytophthera (i figure). James 160 



The Acme Microscope Lamp (i figure) i75 



Portrait f Rev. Francis Wolle (i plate) 181 



White Rust of Beets (6 figures). Pammell 190 



White Rust of Beets (5 figures). Pammell 192 



Spot Disease ofBeets (II figures). Pammell i94 



Violet Root Fungus (II figures). Pammell 196 



vSUde Carrier and Object Finder (2 figures). Boettchler 201 



Apparatus for Fixing Blood Preparations (i figure) 204 



To Open a Rusty Knife (2 figures) 208 



Some Home-Made Accessories (23 figures). Masterman 213 



Penicillium and Some Other Fungi (15 figures). Osborn 241 



A Simple Home-Made Polariscope (3 figures). Blackman 258 



Dr. Lockwood's Artificial Diatoms (22 figures). Lockwood 269 



Amoeba and Stentor (II figures). Logan 283 



Injecting Apparatus (I figure). Middlemass 293 



Substage Arrangement for Rapid Polarization (i plate). Wilder 299 

 Stereoscopic Photomicrograph of Heliopelta and Broken Coscino- 



discus (i plate). Borden 329 



A New Substage (2 figures). Brown 348 



Total 237 figures 



