CONTENTS XXI 
kort (On the occurrence of nodules of manganese in mesozoic deep-sea deposits from 
Borneo, Timor and), their significance and mode of formation. 415. 
RUTGERS (a. a. L) and F. A. F.C. Went. On the influence of external conditions 
on the flowering of Dendrobium Crumenatum Lindl. 526. 
RUTGERS (J. G.). On a linear integral equation of Vorrerra of the first kind, 
whose kernel contains a function of Bessel. 769. 
RUTGERS (K. w.). On the nature of the limiting surface for multiple space trans- 
formations. 1636. 
RIJNBERK (G, VAN) presents a paper of Dr. S. pr Borm: “On the structure and 
covering of the trunkdermatomes of the cat”. 1133. 
— presents a paper of Dr. C. Orro Rorrors: “On the function of the m. obliquus 
superior of the eye”, 1364, 
— presents a paper of Dr. 8S. pr Borer: “A study of the heartmuscle according 
to the pharmaco-physiological method”. 1588. 
SALOMONSON (I, K. A. WERTHEIM) presents a paper of Dr. 8S. pe Boem: “On 
the heart-rhythm”. IL]. 34, IV. 231. 
— A difference between the action of light and of X-rays on the photographic 
plate, 671. 
— Resistance, polarisation and the psycho-galvanic reflex. 1266. 
SANDBERG (Cc. G. s.). How volcanism might be explained. 10. 
SANDE BAKHUYZEN (E. P. VAN DB). Vv. BAKHUYZEN (LB. F. van DE SANDE). 
SANDE BAKHUYZEN (H. G. VAN DE). V. BAKHUYZEN (H, G. van DE SANDE). 
SCHEFFER (F. B. C.). On the allotropy of the ammonium halides, I. 446. TL. 1498. 
SCHOUTE (P. H.) — A posthumous work of Dr. 1173. 
SCHREINEMAKERS (F. A. U). [n-, mono- and divariant equilibria. L. 116. 
II. 531. IIL. 820. IV. 1018. V. 1026. VI. 1175. VIL. 1884. VIII. 1539. IX. 
1676. 
— and Miss W. C. pe Baar. Compounds of the arsenious oxide. IL. 126. 
SEEDS (On the germination of the) of some Javanese Loranthaceae. 220. 
SEMNOPITHECI (The fissura simialis in embryos of). 1571, 
SIAK (Sumatra) (Pneumatolytic hornfels from the hill countries of). 584. 
SIERTSEMA (L. H.). The magnetic rotation of the polarisation plane in titanium 
tetrachloride. J. 101. 
— The magnetic rotation of the plane of polarisation in titane tetrachloride, LL 925, 
SILICATE CHEMISTRY (Investigations in the field of). IV. 896. 
SITTER (W. DE). On the orbital planes of Jupiter’s Satellites, as derived from 
measurements made at Berlin. 1012. 
SLOANEA JAVANICA (Miquel) Sszyszylowicz, a remarkable tree growing wild in tbe 
jungle of Depok, which is maintained as a nature reserve, Contribution to the 
flora of Java. VIII. 52). 
SLUITER (c. u). The composition of the hydrochlorides obtained from for- 
maldoxime. 1007. 
