INDEX. 
Old red sandstone rocks of Kiltorcan, 
Ireland, report on the, 152. 
OxtpHAm (Prof. C. H.), the scientific 
study of business organisation, 574. 
OxpuAM (R. D.) on seismological investi- 
gations, 45. 
O’Lrary (Rev. W.) on the construction 
of seismometers, 398. 
Oxtver (Prof. F. W.) on the flora of the 
peat of the Kennet Valley, 265. 
on the registration of botanical 
photographs, 267. 
on the distribution of Sueda 
fruticosa and its réle in the stabilising 
of active shingle, 719. 
*Optical activity, the nomenclature of, 
Dr. T. S. Patterson on, 449. 
Optical properties, the significance of, 
discussion on, 429. 
Optical rotatory powers and dispersions 
of the members of some new homo- 
logous series, by R. H. Pickard and 
J. Kenyon, 429. 
Orientation of the dead in Indonesia, 
the, by W. J. Perry, 631. 
Orton (Prof. K. J. P.) on the transforma- 
tion of aromatic nitroamines and allied 
substances, and its relation to substitu- 
tion in benzene derivatives, 136. 
Owens (Dr. John 8.), possible methods | 
for measuring the amount of atmo- 
spheric pollution, &c., 395. 
the transport and settlement of 
sand in water, and a method of ex- 
ploring sand bars, 611. 
Oxides, the reduction of, by carbon, 
equilibria of, by R. E. Slade and G. I. 
Higson, 450. 
Oxy-hemoglobin, the dissociation of, at 
high altitudes, report on, 260. 
Paget (Sir Richard), 
agriculture between 
tenant, 778. 
Palzolithic ‘ guillotine’ trap-stones, by 
Rey. F. Smith, 650. 
Paleolithic sites in the West of England, 
report on, 237. 
Paleoxyris and other allied fossils, 
L. Moysey on, with special reference 
. to new features in vetacapsula, 492. 
Panama Canal, some of the economic 
effects of the, by Prof. A. W. Kirkaldy, 
584. 
—— the Culebra cutting of the, on 
landslides accompanied by upheaval 
in, by Dr. Vaughan Cornish, 609. 
Parc-y-Meirch Wood, Kinmel Park, 
Abergele, further excavations in the 
ancient hill fort in, by Willoughby 
Gardner, 232. 
1918. 
partnership in 
landlord and 
833 
Partnership in agriculture between land 
lord and tenant, by Sir Richard Paget, 
778. 
*Parrprson (Dr. T. 8.), the rotation of 
active compounds as modified by tem- 
perature, &c., 430. 
on the nomenclature of optical 
activity, 449. 
Pracu (Dr. B. N.) on the wpper old red 
sandstone of Dura Den, 150. 
Peake (H. J. E.), the early bronze age 
in the lower Rhone valley, 649. 
Prar (T. H.), the analysis of some 
personal dreams with reference to 
current theories of dream-interpreta- 
tion, 689. 
modern experimental investigation 
of testimony, 690. 
Pearson (Prof. Karl) on stress distri- 
butions in engineering materials, 168. 
Pectinaria (Lagis) Koreni, Mgr., the 
tubicolous polychete worm, the habits 
and building organ of, A. T. Watson 
on, 512. 
Periodogram, the Fourier sequence as a 
substitute for the, by Prof. H. H. 
Turner, 394. 
Perkin (Prof. W. H.) on the study of 
hydro-aromatic substances, 135. 
Perry (Prof. J.) on seismological investi- 
gations, 45. 
on practical electrical standards, 133. 
on stress distributions in engineering 
materials, 168. 
on the work of the Corresponding 
Societies Committee, 324. 
Perry (W. J.), the orientation of the 
dead in Indonesia, 631. 
Personal dreams, the analysis of some, 
with reference to current theories of 
dream-interpretation, by T. H. Pear, 
689. 
PrraveEt (Prof. J. E.) on the investigation 
of the upper atmosphere, 130. 
on gaseous explosions, 166. 
on stress distributions in engineering 
materials, 168. 
and Prof. G. Asakawa on the effect 
of compression ratio on the efficiency 
of a gas engine, 599. 
Prrrig (Prof. W. M. Flinders), early 
Egyptian skeletons, 640. 
recent discoveries of the British 
School in Egypt, 645. 
*Photographs, a new process for enlarg- 
ing, by A. J. Lotka, 404. 
*Physical and chemical constants, tha 
international tables of, report on, 405. 
Physical and Mathematical Section, 
Address by Dr. H. F. Baker to the, 
367, 
Physiological Section, Address by Dr. 
F. Gowland Hopkins to the, 652. 
3H 
* 
