The sun. [volume] (New York [N.Y.]) 1833-1916, 1878-03-17
Recent Scientific Publications.


did for the Paris of the Second Empire.
Recent Scientific Publications.
Let the reader not be da,ntcd by the title,
INvso0rdphv tAppletonsl. which Prof. HUXLEY
has given to reprint of educational lectures on
the elements OF physical science The name Is not
employed in its restricted sense Of department
OF mineraogy. but is substituiedfor the usual
tcrm-physcal geography because the author
wishes TO draw clear line Of domarcation both
as to matter and method between his treatise and
the current handbooks on the subject Prof.
Huxley's Physography." indeed. has very
little in common with those dun descriptions
Of the earth which begin with telling n child
that 1t IL an oblatc sphcroid moving round the
sun in an cllipical orbit. and end without Civ
ing him the slightest hint ~ 10 the meaning Of
the phenomena Of the brook which runs
through his village. His readers arc not
troubled with much abou, ATTITUDES and longi-
tudcs. the heights Of mountains depths Of
seas. or the geographical distribution Of kan
garoos. But his book gives them in broad. ac-
curatc outlines n view Of the place in nature Of
a particular district OF England. the basin Of
tho Thames. and leaves upon their minds
tho impression that the muddy waters Of
the well-known river the hills between
which 1t flows and the brcezes which blow over
| II, are not isolated phenomena to be taken as
understood because they are familiar. On the
contrary. the conviction dawns upon the learner
step by step that TO compass even an cemcn-
tary conception Of what goes on in his native
| village he must know something about the
universe; that the pebble he kicks aside to-day
would not be what it is and where II is unless n
particular chapter Of the earth ; history finish
ed untold ages ago. had been exactly what it
was. or course any intelligent teacher will
| have no difficulty In making use Of tho river
basin OF his own district. but in Prof lux
| leys volume. addressed to Iondoncrs II
is the movement Of the Thames water at Lon
don bridge which forms the starting point Of
studies gradually expanded into one and TWEEN
ty chapters What is the source OF the Thames
is his first question, and simple as the inquiry
| looks ii is not answered even in outline until
| the last chapter has been reached. and some
thing said Of that vast body. more than ninety
millions Of miles away. around which the earth
is crcling. And thus the spectacle Of the ebb
and fow Of the tide under London bridge be-
comes in the end n symbol Of the working Of
forces which extend from planet to planet
and from star 10 star. throughout the
universe. 1t should be added that in
this carefully graduated and folicitous OK
position vast amount OF knowledge reslcc,ing
natural Ihenomcna and their intcrdcpcndcncc.
! and even some practical experience Of scirn-
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liz, Inn, hc,,y.,, ,li.,in,, srn.i.s ar,,bnrnnL
.,in man. r.narLnll. inc1.ntol result il Tint
nc .ncdlino. fror an illnritimote union II tho
plnnts in ,nIn-tion-liko hvlrids from the union
Of two widely distinct spscins-are often dwarf
ed and moro or losa or oomn,otelv harrnn. We
need not point on, the imnortnnce Of the close
uarollolisu here oxhihited botweon tho cflccts
of ulegitinnt, md hybrid fertilization. 1t must
be hcnceforth conceded that the diniculty in
scxunllv Joining two organic forms. and the star-
ility of their ofrsprinp. afford no sure criterion
of so.culled sv.cdc distinctness. Thus. to cite