Bacon, Francis
,
Sylva sylvarum : or, a natural history in ten centuries
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<
1 - 30
31 - 60
61 - 90
91 - 120
121 - 150
151 - 180
181 - 210
211 - 240
241 - 270
271 - 300
301 - 330
331 - 360
361 - 390
391 - 420
421 - 450
451 - 480
481 - 510
511 - 540
541 - 562
>
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<
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echoid-s1893
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<
pb
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38
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0072
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72
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rhead
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Natural Hiſtory;
"/>
made ſtraight, and not obli
<
unsure
/>
e
<
unsure
/>
k, are ever greater at the lower end. </
s
>
<
s
xml:id
="
echoid-s1894
"
xml:space
="
preserve
">It would
<
lb
/>
be tryed alſo in Pipes, being made far larger at the lower end, or being
<
lb
/>
made with a Belly towards the lower end, and then iſſuing in to a ſtraight con-
<
lb
/>
cave again.</
s
>
<
s
xml:id
="
echoid-s1895
"
xml:space
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preserve
"/>
</
p
>
<
p
>
<
s
xml:id
="
echoid-s1896
"
xml:space
="
preserve
">There is in St
<
unsure
/>
. </
s
>
<
s
xml:id
="
echoid-s1897
"
xml:space
="
preserve
">Jameſes Fields, a Conduit of Brick, unto which joyneth
<
lb
/>
<
note
position
="
left
"
xlink:label
="
note-0072-01
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xlink:href
="
note-0072-01a
"
xml:space
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preserve
">140.</
note
>
a low Vault; </
s
>
<
s
xml:id
="
echoid-s1898
"
xml:space
="
preserve
">and at the end of that, a round Houſe of Stone; </
s
>
<
s
xml:id
="
echoid-s1899
"
xml:space
="
preserve
">and in the
<
lb
/>
Brick Conduit there is a Window, and in the round Houſe a Slit or Rift of
<
lb
/>
ſome little breadth; </
s
>
<
s
xml:id
="
echoid-s1900
"
xml:space
="
preserve
">if you cry out in the Rift, it will make a fearſul roaring
<
lb
/>
at the Window. </
s
>
<
s
xml:id
="
echoid-s1901
"
xml:space
="
preserve
">The cauſe is the ſame with the former: </
s
>
<
s
xml:id
="
echoid-s1902
"
xml:space
="
preserve
">For that all Con-
<
lb
/>
caves that proceed from more narrow to more broad, do amplifie the Sound
<
lb
/>
at the coming out.</
s
>
<
s
xml:id
="
echoid-s1903
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xml:space
="
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"/>
</
p
>
<
p
>
<
s
xml:id
="
echoid-s1904
"
xml:space
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preserve
">Hawks Bells that have holes in the ſides, give a greater ring, than if the
<
lb
/>
<
note
position
="
left
"
xlink:label
="
note-0072-02
"
xlink:href
="
note-0072-02a
"
xml:space
="
preserve
">141.</
note
>
Pellet did ſtrike upon Braſs in the open Air. </
s
>
<
s
xml:id
="
echoid-s1905
"
xml:space
="
preserve
">The cauſe is the ſame with
<
lb
/>
the firſt inſtance of the Trunck: </
s
>
<
s
xml:id
="
echoid-s1906
"
xml:space
="
preserve
">Namely, for that the Sound, encloſed
<
lb
/>
with the ſides of the Bell, cometh forth at the holes unſpent and more
<
lb
/>
ſtrong.</
s
>
<
s
xml:id
="
echoid-s1907
"
xml:space
="
preserve
"/>
</
p
>
<
p
>
<
s
xml:id
="
echoid-s1908
"
xml:space
="
preserve
">In Drums, the cloſeneſs round about, that preſerveth the Sound
<
lb
/>
<
note
position
="
left
"
xlink:label
="
note-0072-03
"
xlink:href
="
note-0072-03a
"
xml:space
="
preserve
">142.</
note
>
from diſperſing, maketh the noiſe come forth at the Drum-hole, far
<
lb
/>
more loud and ſtrong, than if you ſhould ſtrike upon the like skin, ex-
<
lb
/>
tended in the open Air. </
s
>
<
s
xml:id
="
echoid-s1909
"
xml:space
="
preserve
">The cauſe is the ſame with the two prece-
<
lb
/>
dent.</
s
>
<
s
xml:id
="
echoid-s1910
"
xml:space
="
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"/>
</
p
>
<
p
>
<
s
xml:id
="
echoid-s1911
"
xml:space
="
preserve
">Sounds are better heard, and further off in an Evening, or in the Night,
<
lb
/>
<
note
position
="
left
"
xlink:label
="
note-0072-04
"
xlink:href
="
note-0072-04a
"
xml:space
="
preserve
">143.</
note
>
than at the Noon or in the Day. </
s
>
<
s
xml:id
="
echoid-s1912
"
xml:space
="
preserve
">The cauſe is, for that in the Day, when the
<
lb
/>
Air is more thin (no doubt) the Sound pierceth better; </
s
>
<
s
xml:id
="
echoid-s1913
"
xml:space
="
preserve
">but when the Air is
<
lb
/>
more thick (as in the Night) the Sound ſpendeth and ſpredeth abroad leſs;
<
lb
/>
</
s
>
<
s
xml:id
="
echoid-s1914
"
xml:space
="
preserve
">and ſo it is a degree of Encloſure. </
s
>
<
s
xml:id
="
echoid-s1915
"
xml:space
="
preserve
">As for the night, it is true alſo, that the
<
lb
/>
general ſilence helpeth.</
s
>
<
s
xml:id
="
echoid-s1916
"
xml:space
="
preserve
"/>
</
p
>
<
p
>
<
s
xml:id
="
echoid-s1917
"
xml:space
="
preserve
">There be two kindes of Reflections of Sounds; </
s
>
<
s
xml:id
="
echoid-s1918
"
xml:space
="
preserve
">the one at Diſtance, which
<
lb
/>
<
note
position
="
left
"
xlink:label
="
note-0072-05
"
xlink:href
="
note-0072-05a
"
xml:space
="
preserve
">144.</
note
>
is the Eccho, wherein the original is heard diſtinctly, and the Reflexion
<
lb
/>
alſo diſtinctly; </
s
>
<
s
xml:id
="
echoid-s1919
"
xml:space
="
preserve
">of which, we ſhall ſpeak hereafter. </
s
>
<
s
xml:id
="
echoid-s1920
"
xml:space
="
preserve
">The other in Concur-
<
lb
/>
rence; </
s
>
<
s
xml:id
="
echoid-s1921
"
xml:space
="
preserve
">when the Sound reflecting (the Reflexion being near at hand) re-
<
lb
/>
turneth immediately upon the original, and ſo iterateth it not, but am-
<
lb
/>
plifieth it. </
s
>
<
s
xml:id
="
echoid-s1922
"
xml:space
="
preserve
">Therefore we ſee, that Muſick upon the Water ſoundeth
<
lb
/>
more; </
s
>
<
s
xml:id
="
echoid-s1923
"
xml:space
="
preserve
">and ſo likewiſe, Muſick is better in Chambers Wainſcotted than
<
lb
/>
Hanged.</
s
>
<
s
xml:id
="
echoid-s1924
"
xml:space
="
preserve
"/>
</
p
>
<
p
>
<
s
xml:id
="
echoid-s1925
"
xml:space
="
preserve
">The Strings of a Lute, or Viol, or Virginals, do give a far greater Sound,
<
lb
/>
<
note
position
="
left
"
xlink:label
="
note-0072-06
"
xlink:href
="
note-0072-06a
"
xml:space
="
preserve
">145.</
note
>
by reaſon of the Knot, and Board, and Concave underneath, than if there
<
lb
/>
were nothing but onely the Flat of a Board, without that Hollow and Knot,
<
lb
/>
to let in the upper Air into the lower. </
s
>
<
s
xml:id
="
echoid-s1926
"
xml:space
="
preserve
">The cauſe is, the Communication of
<
lb
/>
the upper Air with the lower, and penning of both ſ
<
unsure
/>
rom expence or diſper-
<
lb
/>
ſing.</
s
>
<
s
xml:id
="
echoid-s1927
"
xml:space
="
preserve
"/>
</
p
>
<
p
>
<
s
xml:id
="
echoid-s1928
"
xml:space
="
preserve
">An Iriſh Harp hath open Air on both ſides of the Strings; </
s
>
<
s
xml:id
="
echoid-s1929
"
xml:space
="
preserve
">and it hath
<
lb
/>
<
note
position
="
left
"
xlink:label
="
note-0072-07
"
xlink:href
="
note-0072-07a
"
xml:space
="
preserve
">146.</
note
>
the Concave or Belly, not a long the Strings, but at the end of the Strings.
<
lb
/>
</
s
>
<
s
xml:id
="
echoid-s1930
"
xml:space
="
preserve
">It maketh a more reſounding Sound, than a Bandora, Orpharion, or Cittern,
<
lb
/>
which have like wiſe Wire-ſtrings. </
s
>
<
s
xml:id
="
echoid-s1931
"
xml:space
="
preserve
">I judge the cauſe to be, ſor that open Air
<
lb
/>
on both ſides helpeth, ſo that there be a Concave; </
s
>
<
s
xml:id
="
echoid-s1932
"
xml:space
="
preserve
">which is therefore beſt
<
lb
/>
placed at the end.</
s
>
<
s
xml:id
="
echoid-s1933
"
xml:space
="
preserve
"/>
</
p
>
<
p
>
<
s
xml:id
="
echoid-s1934
"
xml:space
="
preserve
">In a Virginal, when the Lid is down, it maketh a more exile Sound than
<
lb
/>
<
note
position
="
left
"
xlink:label
="
note-0072-08
"
xlink:href
="
note-0072-08a
"
xml:space
="
preserve
">147.</
note
>
when the Lid is open. </
s
>
<
s
xml:id
="
echoid-s1935
"
xml:space
="
preserve
">The cauſe is, for that all ſhutting in of Air, where
<
lb
/>
there is no competent Vent, dampeth the Sound; </
s
>
<
s
xml:id
="
echoid-s1936
"
xml:space
="
preserve
">which maintaineth like-
<
lb
/>
wiſe the former inſtance: </
s
>
<
s
xml:id
="
echoid-s1937
"
xml:space
="
preserve
">For the Belly of the Lute, or Viol, doth pen the
<
lb
/>
Air ſomewhat.</
s
>
<
s
xml:id
="
echoid-s1938
"
xml:space
="
preserve
"/>
</
p
>
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