Xll CONTENTS. 



Microbiology. M. W. Beijerinck : "On lactic acid fermentation in railk". 17. 

 MILK (On lactic acid fermentation in). 17. 



MisciBiLiTY (On the question as to the) and the form-analogy in aromatic Nitro- and 

 Nitroso-compounds. 436. 



— (Limited) of two gases. 231. 



MOLE (Physiological regeneration of neurofibrillar endnets (tactile discs) in the organ 



of EiMER in the). 452. 

 MOLECULE-SYSTEMS (Motion of) on which no external forces act. 390. 

 MOLECULES (On the course of the plaitpoint line and of the spinodal lines, also for 



the cade, that the mutual attraction of the) of one of the components of a binary 



mixture of normal substances is slight. 34. 

 M o L E N G R A A F F (g. A. F.) presents a paper of A. L. W. E. van der Veen : "The 



system of crystallization of the diamond". 182. 



— presents a paper of Clemend Reid and Mrs. Elevnor M. Ueid ; "On Dulichium 

 vespiforme sp. nov. from the brick-earth of Tegelen. 860. 



MORTALITY of infants (Relations between) and high temperatures. 296. 



MOTION (Some constructions deduced from the) of a plane system. 648. 



MUCOUS MEMBRANE (A method to extract enzymes and pro-enzymes from the) of the 



digestive tube and to establish the topic distribution of them. 250. 

 MUSCLES (On the segmental skin-innervation by the sympathetic nervous system in 



vertebrates, based on experimental researches about the innervation of the pigment 



cells in fiat fishes and of the pilo-motor) in cats. 332. 

 MUSCON (On the adsorption of the smell of) by surfaces of difi'erent material. 116. 



Continued. 120. 

 M us KENS (L. J. J.). Nerve influence on the action of the heart. 1st Communication. 



Genesis of the alternating pulse. 78. 

 NERVE CELLS (On the structure of the) in the central nervous system of Branchiostoma 



lanceolatura. 1st Communication. 86. 

 NERVE INFLUENCE ou the action of the heart. 1st Communication. Genesis of the 



alternating pulse. 78. 

 NERVOUS SYSTEM (On the structure of the nerve cells in the central) of Branchiostoma 



lanceolatum. 1st Communication. 86, 



— (On the segmental skin-innervatiou by the sympathetic) in- vertebrates, based 

 on experimental researches about the innervation of the pigment-cells in flat 

 fishes and of the pilo-motor muscles in cats. 33 2. 



NET of measure polytopes Mn (The sections of the) of space Spn with a space Sj)n~\ 



normal to a diagonal. 688. 

 NETS (Fourdimensional) and their sections by spaces. 1st part. 536. 2nd part. 636. 

 NITRO- and NITROSO-COMPOUNDS (On the question as to the miscibility and the form- 



analogy in aromatic). 436. 



ODOUR AFFINITIES (About). 242. 



ONNEs (H. kamerlingh). V. Kamerlingh Onnes (H.). 



OPALESCENCE (Spectrophotometrical investigation of the) of a substance in the neigh- 

 bourhood of the critical state. 611. 



