GENERAL INDEX. 
457 
Williamson (Prof. A. W.) on 'patent 
legislation, 1878, 157 ; 1879, 223 ; 1880, 
318 ; 1881, 222 ; 1882, 310 ; 1883, 316 ; 
1884, 293 ; 1885, 695 
-- on the present state of our knowledge 
of spectrum analysis, 1880, 258 ; 1881, 
317 ; 1882, 120 ; 1884,295 
.- on the workings of the proposed re¬ 
vised New Code, and of other legislation 
affecting the teaching of science in ele¬ 
mentary schools, 1881, 148 ; 1882, 307 ; 
1883, 309 
- on the present state of chemical 
nomenclature, 1881, 593 
- on chemical nomenclature , 1883, 
127 ; 1884, 39 ; 1885,262 
*-on chemical views on the constitu¬ 
tion of matter, 1883, 459 
- on the best means for facilitating the 
adoption of the metric system of weights 
and measures in Great Britain, 1884, 
27 
- on the Corresponding Societies Com¬ 
mittee, 1885, 708 ; 1885, 285 ; 1887, 
459 ; 1888 , 255 ; 1889, 187 ; 1890, 55 
- on the desirability of combined action 
for the translation of foreign memoirs, 
1887, 41 
-(B.) on the calculation of sun-heat 
coefficients, 1879, 66 ; 1881, 89 
-(L.) on the merits of wooden and 
iron ships, with regard to cost of re¬ 
pairs and security for life, 1862, 187 
--(Prof. W. C.) on the organisation of 
the stems of Calamites, 1870, 89 
-on the structure of the Dictyoxylons 
of the Coal-Measures, 1871, 111 ; on the 
classification of the vascular Crypto- 
gamia, 131 
*—— on the structure of Diploxylon, a 
plant of the Carboniferous rocks, 1871, 
112 
-on fern-stems and petioles of the 
Coal-Measures, 1873, 106 
- on the structure of the Carboniferous 
corals, 1875, 165 
--on some fossil seeds from the lower 
Carboniferous beds of Lancashire, 1875, 
159 
-on recent researches into the organi¬ 
sation of some of the plants of the Coal- 
Measures, 1876, 98 ; on some of the 
physiological and morphological fea¬ 
tures seen in the plants of the Coal- 
Measures, 145 
-—— on the supposed radiolarians and 
diatoms of the Carboniferous rocks, 
1878, 534 , *564 
- on the Tertiary ( Miocene ) flora, fc., 
of the Basalt of the North of Ireland,, 
1879, 162 ; 1880, 107 ; 1881, 152 ; 1883, 
209 
-on the botanical affinities of the 
Carboniferous iSigillariae, 1879, 346 
Williamson (Prof. W. C.), preliminary 
remarks on the microscopic structure 
of coal, 1881, 625 
- on the flora of the ‘ Halifax Hard 
Bed ’ Lower Coal-Measures, 1882, 267 ; 
1883, 160 ; 1887, 235 
-Address to the Geological Section, 
1883, 475 ; on some supposed fossil 
Algm from Carboniferous rocks, 493 
-on recent researches amongst the 
Carboniferous plants of Halifax, 1886, 
654 ; on Heterangium tilioides, 702 
—— on the flora of the Carboniferou 
rocks of Lancashire and West York¬ 
shire, 1888, 150 ; 1889, 69 
- on the present state of the inquiry 
into the microscopic features of the coal 
of the world, and into the organisation 
of the fossil plants of the Coal-Measures , 
1889, 69 
Willich (C. M.) on some models of sec¬ 
tions of cubes, 1862, 8 ; on expectation 
of life, 178 
-—— on the partition of the cube, and 
some of the combinations of its parts, 
1866, 7 
Willis (Rev. R.), Presidential Address 
at Cambridge, 1862, li. 
* -on the arrangements employed for 
the distribution of water to towns and 
dwellings in the Middle Ages, 1868, 196 
- on agricultural machinery , 1869,404 
* -( Dr.) on the flora of the environs of 
Bradford, 1873, 106 
* -(W.) on the aniline process in 
photography, 1865, 40 
* - (W., jun.) on a new T process of 
photo-chemical printing in metallic 
platinum, 1878, 518 
Willmot (J. W.) on the development of 
the pneumatic system as applied to 
telegraph purposes, 1885, 1198 
Wills (A. W.) on the disappearance of 
native plants from their local habitats, 
1887. 130 ; 1889, 435 ; 1890, 465 
--(T.) on the Arct ic coal brought home 
by the late Expedition, 1877, 53 
-- on the best means for the develop¬ 
ment of light from coal-gas , 1878, 108 
* Wilson (A. Stephen) on the measure 
and value of oats, 1867, 147 
* -on structural characters in relation 
to habitat in plants, 1877, 106 
-on the amounts of sugar contained 
in the nectar of various flowers, 1878, 
504 ; on the association of an incon¬ 
spicuous corolla with proterogynous 
dichogamy in insect-fertilised flowers, 
564 ; on the nectar of flowers, 567 ; on 
some dimorphic plants, 568 ; on some 
mechanical arrangements subserving 
cross-fertilisation of plants by insects, 
ib. 
-on the nectar gland of Reseda, 1883, 
