Contents 



X. PATHOLOGY 



Elektronenmikroskopische Untersuchungen des ex- 

 perimentellen Lungenodems. 



H. SCHULZ 



240 



Electron Microscope Studies on Alveolar Cells from 

 Mammals. 244 



A. PoLiCARD, A. Collet and S. Pregermain 



Vergleichende Untersuchungen der Mitochondrien in 

 Rattenlungen nach intratrachealer Injektion von 

 Kieselsaure. 246 



W. KiKUTH, H. W. SCHLIPKOTER UND P. SCHROE- 

 TELER 



The Lung Tissue in Mice Infected by Tubercle 

 Bacilli. 248 



B. Cedergren 



The Importance of an Accurate Size Determination 

 of Fine Particles when Investigating Their Biological 

 Effects. 250 



G. Bloom, J. Glomme and A. Swensson 



Elektronenoptische Untersuchungen von Staub- 

 korngroBen in Staublungen. 251 



H. W. SCHLIPKOTER UND A. COLLI 



Electron Microscopy of the Glomerular Basement 

 Membrane in Experimental Amyloidosis of the 

 Mouse. 254 



F. Miller and A. Bohle 



Electron Microscope Investigation on Biopsy 

 Material from Patients with Renal Diseases: A 

 Case of Subacute Glomerulonephritis. 256 



A. Bergstrand and H. Bucht 



XI. MICROBIOLOGY 



Some Observations on the Structure of Tobacco 

 Mosaic Virus. 260 



H. E. Huxley 



Electron Microscope Studies on the Periodicity in 

 Tobacco Mosaic Virus. 261 



R. E. F. Matthews, R. W. Horne and E. M. 



Green 



Filamentous Forms of Influenza Viruses. 262 



A. Feltynowski 



Fastening of Phage Particles to Bacterial Cell. 264 



A. S. TiKHONENKO AND A. E. KrISS 



Filamentous Form of Bacteriophage at the Earliest 

 Stages of Their Formation in a Bacterial Cell. 265 



A. S. TiKHONENKO AND A. E. KrISS 



Comparative Studies on Sections of Intact Cells, 

 Protoplasts, and "Ghosts" of a Bacillus Species. 266 



C. Weibull AND K. G. Thorsson 



A Study of the T>\\\i\ono^ Saccharomyces cerevisiae 

 Using Carbon Replicas. 268 



D. E. Bradley 



XII. BOTANY 



Die Ontogenese der Chloroplasten von Cliloro- 

 phytiiin comosum. 272 



E. S. Perner 



Some Botanical Applications of the Carbon Re- 

 plica Technique. 274 

 D. E. Bradley 



On the Ultrastructure of a Fungus: The Gametes 

 of AUomyces. 276 



G. TuRiAN and E. Kellenberger 



Elektronenmikroskopische Beobachtungen iiber die 

 Warzenstruktur bei den Koniferen. 276 



W. LlESE 



XIII. PAPER AND TEXTILE RESEARCH 



X-Ray Microscopy of Paper. 282 



J. Isings, Ong Sin Poen, J. B. Le Poole and G. 



VAN NeDERVEEN 



Partial Embedding Technique for Replication of 

 Fibres. 283 



J. Dlugosz 



A Method for the Carbon Replication of Extensive 

 Areas of Very Irregular Surfaces, with Particular 

 Application to the Study of Pulp Fibres, Wood and 

 Paper. 285 



D. H. Page 



Further Reflection Electron Microscopy of Pulp 

 Fibres and Paper. 287 



H. W. Emerton, D. H. Page and J. Watts 



Application of Ultra-Microtomy to the Fine 

 Structure Study of Rayon Viscose Fibre. 290 



P. Kassenbeck 



Structural Details of Natural Fibers as Observed 

 with the Electron Microscope. 292 



C. Maertens, G. Raes and G. Vandermeerssche 



Contact Region between Two Fibres. 293 



Saara Asunmaa 



Die elektronenmikroskopische Darstellung groBer 

 Perioden in Cellulosefasern durch Einlagerung 

 schwerer Atome. 295 



K. Hess 



On the Submicroscopic Structure of Mannans. 298 

 H. Meier 



A Contribution to the Structure of Keratin. 300 



M. W. Andrews and J. Sikorski 



The Electron Microscopy of Pigmented Keratinous 

 Materials. ^^^ 



J. Hope, J. Sikorski and C. S. Whewell 



iJber den Feinbau der Spinnenfiiden. 307 



R. LeHMENSICK UND E. KULLMANN 



