CONTENTS. 



ABSORPTION and emission lines (The) of gaseous bodies. 591. 

 ACID (The amides of «- and p-aniinopropionic). 475. 



ACIDS {On colorimetry and a colorimetric method for determining the dissociation 

 constant of). J 66. 



— (Ester anhydrides of dibasic). 336. 



ACRALDEHYDE (The reduction of) and some derivatives of s. divinylglycol (3.4 diliy- 



drosy 1.5 hexadiene). 541. 

 .iLGEBBAic CURVES (Some properties of pencils of). S17. 

 ALGEsaAic SURFACES (On pencils of). 29. 



— (On the rank of the section of two). 52. 



ALLYL FORMATE (On the action of ammonia and amines on). I3S. 



AMIDES (.The) of a- and j3-aminopropionic acid. 475. 



AMINES (On the action of ammonia and) on allylformate. 138. 



— (On the action of ammonia and) on formic esters of glycols and glycerol. 339. 

 AMMONIA (On the action of) and amines on allylformate. 13S. 



— (On the action of) and amines on formic esters of glycols and glycerol. 339. 

 AMYRINE-ACETATE (The occurreuce of (3-) in some varieties of gutta-percha. 544. 

 Anatomy. L. Bolk : 'On the development of the cerebellum in man". 1st part. 1. 



2nd part. 85. 



— A. J. P. VAN DF.N Bkoek : "On the sympathetic nervous system in Monotremes". 91. 

 . — 1). .J. HuLSHOFF Pol : "üolk's centra in the cerebellum of the mammalia". 298. 



— L. .1. J. -MüSKENS: "Anatomical research about cerebellar connections". 583. 



— L. BoLK : "On the relation between the teeth-formulas of the platyrrhine and 

 catarrhine primates". 781. 



APOGAMY (On a case of) observed with Dasylirion acrotrichum Zucc. 684. 



Astronomy. J. Weedeb: "Approximate formulae of a high degree of accuracy for the 

 ratio of the triangles in the determination of an elliptic orbit from three obser- 

 vations." II. 104. 



— J. A. C. OüDEMANS : "Supplement to the account of the determination of the 

 longitude of St. Denis (Island of Seunion), executed in 1874, containing also 

 a general account of the observation of the transit of Venus". 110. 



— H. G. VAK DE Sajjde Bakhdyzen: "Preliminary Eeport on the Dutch expedition 

 to Burgos for the observation of the total solar eclipse of August 30, 1905". 501. 



58 



