INDEX. 
G19 
Owen (J.), notice of his remarks on 
the neglect of naval architecture in 
Great Britain, 608. 
Phillips (J.), his statement of the ar¬ 
rangements made for the First Meet¬ 
ing, 18. 
-account of the most remark¬ 
able phsenomena in the geology of 
Yorkshire, 56. 
-remarks on the Whin Sill of 
Cumberland and Northumberland, 
76. 
— -description of a new self-re¬ 
gistering maximum thermometer, 
580. 
Potter (R. jun.), description of a new 
microscope, 71. 
— -on M. Fresnel’s Theory of Re¬ 
flection, 74. 
-on electrical phaenomena in 
vacuo , 84. 
— -on the modification of the in¬ 
terference of two pencils of homo¬ 
geneous light, 555. 
•-on an instrument for photo¬ 
metry by comparison, and on some 
applications of it to optical phaeno¬ 
mena, 556. 
Powell (Rev. B.), report on the present 
state of our know! edge of the science 
of radiant heat, 259. 
Prichard (Dr. J. C.) on the applica¬ 
tion of philological and physical re¬ 
searches to the history of the human 
species, 529. 
Prout (Dr. W.), observations on at¬ 
mospheric air, 570. 
Recommendations of the Sub-com¬ 
mittees at First Meeting, 48 ; at Se¬ 
cond Meeting, 115. 
Rigaud (Prof.), notice relative to the 
discovery of the satellites of Jupiter, 
613. 
Robison (Mr.), notice of his linseed- 
oil barometer, 86. 
Scoresby (Rev. W ) on magnetic phae¬ 
nomena, 80. 
-account of some extraordinary 
effects of lightning on the packet- 
ship New York, 567. 
Sedgwick (Prof.), remarks on mineral 
veins, 586. 
-on the geology of Caernarvon¬ 
shire, 591. 
Smith (W.), the Wollaston medal 
awarded by the Geological Society 
delivered to, 99. 
South (Sir J.) on the satellites of Ju¬ 
piter, 87. 
Strickland (A.) on a new species of 
Procellaria, 598. 
Sturgeon (W.), lecture on electro-mag¬ 
netism, 569. 
Taylor (J.) on the collection and ar¬ 
rangement of vein-stones, and im¬ 
portance of an accurate examination 
of their connexion with the rocks in 
which they occur, 585. 
Taylor (Rev. W.) on coal-gas, 88. 
Thomson (Dr. A.T.) on the poisonous 
properties of the salts of lead, 604. 
Traill (Dr. W. S.), experiments on the 
intensity of terrestrial magnetism 
with Hansteen’s needles, 559. 
Turner (Dr. E.) on atomic weights, 
576. 
Westwood (J. O.) on an hitherto un¬ 
described modification of the respi¬ 
ratory organs of certain Crustacea, 
603. 
Wheatstone (C.) on Dr. Purkinje’s ex¬ 
periment on the eye, 551. 
-an experimental proof of Ber¬ 
noulli's theory of wind instruments, 
558. 
■-on the acoustical figures of vi¬ 
brating surfaces, 558. 
Wliewell (W.), report on the recent 
progress and present state of mine¬ 
ralogy, 322. 
Williams (Rev. J.), a specimen of Ich¬ 
thyosaurus tenuirostris exhibited by, 
587. 
Willis (Mr.), notice of his report on 
the philosophy of sound, 99. 
Witham (H.) on fossil plants, 78. 
-on fossil vegetation, 583. 
