<h3>ICE-HOUSES.</h3>
<p>236. First begging the reader to read again paragraph 149, I proceed here,
in compliance with numerous requests to that effect, to describe, as
clearly as I can, the manner of constructing the sort of Ice-houses
therein mentioned. In England, these receptacles of frozen water are,
generally, <i>under ground</i>, and always, if possible, under the <i>shade of
trees</i>, the opinion being, that the <i>main</i> thing, if not the <i>only</i> thing,
is to keep away <i>the heat</i>. The heat is to be kept away certainly; but
<i>moisture</i> is the great enemy of<span class="pagenum"><SPAN name="Page_145" id="Page_145"></SPAN></span> <i>Ice</i>; and how is this to be kept away
either <i>under ground</i>, or under the shade of trees? Abundant experience
has proved, that no thickness of <i>wall</i>, that no cement of any kind, will
effectually resist <i>moisture</i>. Drops will, at times, be seen hanging on
the under side of an arch of any thickness, and made of any materials, if
it have earth over it, and even when it has the floor of a house over it;
and wherever the moisture enters, the ice will quickly melt.</p>
<p>237. Ice-houses should therefore be, in all their parts, <i>as dry</i> as
possible: and they should be so constructed, and the ice so deposited in
them, as to ensure <i>the running away of the meltings</i> as quickly as
possible, whenever such meltings come. Any-thing in way of drains or
gutters, is too slow in its effect; and therefore there must be something
that will not suffer the water proceeding from any melting, to remain an
instant.</p>
<p>238. In the first place, then, the ice-house should stand in a place quite
open to the <i>sun and air</i>; for whoever has travelled even but a few miles
(having eyes in his head) need not be told how long that part of a road
from which the sun and wind are excluded by trees, or hedges, or by
any-thing else, will remain wet, or at least damp, after the rest of the
road is even in a state to send up dust.</p>
<p>239. The next thing is to protect the ice against wet, or damp, from
<i>beneath</i>. It should, therefore, stand on some spot <i>from which water
would run in every direction</i>; and if the natural ground presents no such
spot, it is no very great job to <i>make it</i>.</p>
<p>240. Then come the <i>materials</i> of which the house is to consist. These,
for the reasons before-mentioned, must not be bricks, stones, mortar, nor
earth; for these are all affected by the atmosphere; they will become
<i>damp</i> at certain times, and <i>dampness</i> is the great destroyer of ice. The
materials are <i>wood</i> and <i>straw</i>. Wood will not do; for, though not liable
to become damp, it imbibes <i>heat</i> fast enough; and, besides, it cannot be
so put together as to shut out air sufficiently. Straw is wholly free from
the quality<span class="pagenum"><SPAN name="Page_146" id="Page_146"></SPAN></span> of becoming damp, except from water actually put upon it; and
it can, at the same time, be placed on a roof, and on sides, to such a
degree of thickness as to exclude the air in a manner the most perfect.
The ice-house ought, therefore, to be made of <i>posts, plates, rafters,
laths, and straw</i>. The best form is the <i>circular</i>; and the house, when
made, appears as I have endeavoured to describe it in <i>Fig. 3</i> of the
plate.</p>
<p>241. <span class="smcap">Fig. 1</span>, <i>a</i>, is the centre of a circle, the diameter of which is ten
feet, and at this centre you put up a post to stand fifteen feet above the
level of the ground, which post ought to be about nine inches through at
the bottom, and not a great deal smaller at the top. Great care must be
taken that this post be <i>perfectly perpendicular</i>; for, if it be not, the
whole building will be awry.</p>
<p>242. <i>b b b</i> are fifteen posts, nine feet high, and six inches through at
the bottom, without much tapering towards the top. These posts stand about
two feet apart, reckoning from centre of post to centre of post, which
leaves between each two a space of eighteen inches, <i>c c c c</i> are
fifty-four posts, five feet high, and five inches through at the bottom,
without much tapering towards the top. These posts stand about two feet
apart, from centre of post to centre of post, which leaves between each
two a space of nineteen inches. The space between these two rows of posts
is four feet in width, and, as will be presently seen, is to contain <i>a
wall of straw</i>.</p>
<p>243. <i>e</i> is a passage through this wall; <i>d</i> is the outside door of the
passage; <i>f</i> is the inside door; and the inner circle, of which <i>a</i> is the
centre, is the place in which the ice is to be deposited.</p>
<p>244. Well, then, we have now got <i>the posts</i> up; and, before we talk of
the <i>roof</i> of the house, or of the <i>bed</i> for the ice, it will be best to
speak about the making of the <i>wall</i>. It is to be made of <i>straw</i>,
wheat-straw, or rye-straw, with no rubbish in it, and made very smooth by
the hand as it is put in. You lay it <i>in very closely</i> and very smoothly,
so that if the wall were cut across, as at <i>g g</i>, in <span class="smcap">Fig. 2</span> (which <span class="smcap">Fig.
2</span><span class="pagenum"><SPAN name="Page_147" id="Page_147"></SPAN></span> represents <i>the whole building cut down through the middle</i>, omitting
the centre post,) the ends of the straws would present a compact face as
they do after a cut of a chaff-cutter. But there requires something <i>to
keep the straw from bulging out between the posts</i>. Little stakes as big
as your <i>wrist</i> will answer this purpose. Drive them into the ground, and
fasten, at top, to the <i>plates</i>, of which I am now to speak. The plates
are pieces of wood which go all round both the circles, and are <i>nailed on
upon the tops of the posts</i>. Their main business is to receive and sustain
the <i>lower ends of the rafters</i>, as at <i>m m</i> and <i>n n</i> in <span class="smcap">Fig. 2</span>. But to
the plates also the <i>stakes</i> just mentioned must be fastened at top. Thus,
then, there will be this space of four feet wide, having, on each side of
it, a row of posts and stakes, not more than about six inches from each
other, to hold up, and to keep in its place, this wall of straw.</p>
<p><SPAN name="figures" id="figures"></SPAN> <span class="pagenum"><SPAN name="Page_148" id="Page_148"></SPAN></span></p>
<div class="figcenter"><ANTIMG src="images/i_147tmb.jpg" alt="" /><br/> <SPAN href="images/i_147.jpg"><small>Larger Image</small></SPAN></div>
<p> </p>
<p>245. Next come the <i>rafters</i>, as from <i>s</i> to <i>n</i>, <span class="smcap">Fig. 2</span>. Carpenters best
know what is the <i>number</i> and what the <i>size</i> of the rafters; but from <i>s</i>
to <i>m</i> there need be only about half as many as from <i>m</i> to <i>n</i>. However,
carpenters know all about this. It is their every-day work. The roof is
forty-five <i>degrees pitch</i>, as the carpenters call it. If it were even
<i>sharper</i>, it would be none the worse. There will be about <i>thirty</i> ends
of rafters to lodge on the plate, as at <i>m</i>; and these cannot <i>all</i> be
fastened to the top of the centre-post rising up from <i>a</i>; but carpenters
know how to manage this matter, so as to make all strong and safe. The
<i>plate</i> which goes along on the tops of the row of posts, <i>b b b</i>, must,
of course, be put on in a somewhat sloping form; otherwise there would be
a sort of <i>hip</i> formed by the rafters. However, the thatch is to be so
deep, that this may not be of much consequence. Before the thatching
begins, there are <i>laths</i> to put upon the rafters. Thatchers know all
about this, and all that you have to do is, to take care that the thatcher
<i>tie the straw on well</i>. The best way, in a case of such deep thatch, is
to have <i>a strong man to tie for the thatcher</i>.</p>
<p><span class="pagenum"><SPAN name="Page_149" id="Page_149"></SPAN></span>246. The roof is now <i>raftered</i>, and it is to receive a thatch of <i>clean</i>,
<i>sound</i>, and well-prepared wheat or rye straw, four <i>feet thick</i>, as at <i>h
h</i> in <span class="smcap">Fig. 2</span>.</p>
<p>247. The house having now got <i>walls</i> and <i>roof</i>, the next thing is to
make the <i>bed</i> to receive the ice. This bed is the area of the circle of
which <i>a</i> is the centre. You begin by laying on the ground <i>round logs</i>,
eight inches through, or thereabouts, and placing them across the area,
leaving spaces between them of about a foot. Then, <i>crossways on them</i>,
poles about four inches through, placed at six inches apart. Then,
<i>crossways on them</i>, other poles, about two inches through, placed at
three inches apart. Then, <i>crossways on them</i>, rods as thick as your
finger, placed at an inch apart. Then upon these, small, clean, dry,
last-winter-cut <i>twigs</i>, to the thickness of about two inches; or, instead
of these twigs, good, clean, strong <i>heath</i>, free from grass and moss, and
from rubbish of all sorts.</p>
<p>248. This is the <i>bed</i> for the ice to lie on; and as you see, the top of
the bed will be seventeen inches from the ground. The pressure of the ice
may, perhaps, bring it to fourteen, or to thirteen. Upon this bed the ice
is put, broken and pummelled, and beaten down together in the usual
manner.</p>
<p>249. Having got the bed filled with ice, we have next to <i>shut it safely
up</i>. As we have seen, there is a passage (<i>e</i>). Two feet wide is enough
for this passage; and, being as long as the wall is thick, it is of
course, four feet long. The use of the passage is this: that you may have
<i>two doors</i>, so that you may, in hot or damp weather, shut the outer door,
while you have the inner door open. This inner door may be of hurdle-work,
and straw, and covered, on one of the sides, with sheep-skins with the
<i>wool on</i>, so as to keep out the external air. The outer-door, which must
lock, must be of wood, made to shut very closely, and, besides, covered
with skins like the other. At times of great danger from heat, or from
wet, the whole of the passage may be filled with straw. The door (<i>p.</i>
<span class="smcap">Fig. 3</span>) should face the North, or between North and East.</p>
<p><span class="pagenum"><SPAN name="Page_150" id="Page_150"></SPAN></span>250. As to the <i>size</i> of the ice-house, that must, of course, depend upon
the <i>quantity</i> of ice that you may choose to have. A house on the above
scale, is from <i>w</i> to <i>x</i> (<span class="smcap">Fig. 2</span>) twenty-nine feet; from <i>y</i> to <i>z</i> (<span class="smcap">Fig.
2</span>) nineteen feet. The area of the circle, of which <i>a</i> is the centre, is
ten feet in diameter, and as this area contains seventy-five superficial
feet, you will, if you put ice on the bed to the height of only five feet,
(and you <i>may</i> put it on to the height of seven feet from the top of the
bed,) you will have <i>three hundred and seventy-five cubic feet of ice</i>;
and, observe, a cubic foot of ice will, when broken up, fill much more
than a <i>Winchester Bushel</i>: what it may do as to an “<span class="smcap">Imperial Bushel</span>,”
engendered like Greek Loan Commissioners, by the unnatural heat of
“<span class="smcap">Prosperity</span>,” God only knows! However, I do suppose, that, without making
any allowance for the “<i>cold</i> fit,” as Dr. Baring calls it, into which
“<i>late</i> panic” has brought us; I do suppose, that even the scorching, the
burning dog-star of “<span class="smcap">Imperial Prosperity</span>;” nay, that even <span class="smcap">Dives</span> himself,
would hardly call for more than two bushels of ice in a day; for more than
two bushels a day it would be, unless it were used in cold as well as in
hot weather.</p>
<p>251. As to the <i>expense</i> of such a house, it could, in the country, not be
much. None of the posts, except the main or centre-post, need be <i>very
straight</i>. The other posts might be easily culled from tree-lops, destined
for fire-wood. The straw would <i>make all straight</i>. The <i>plates</i> must of
necessity be short pieces of wood; and, as to the <i>stakes</i>, the <i>laths</i>,
and the <i>logs</i>, <i>poles</i>, <i>rods</i>, <i>twigs</i>, and <i>heath</i>, they would not all
cost <i>twenty shillings</i>. The straw is the principal article; and, in most
places, even that would not cost more than two or three pounds. If it last
many years, the price could not be an object; and if but a little while,
it would still be nearly as good for litter as it was before it was
applied to this purpose. How often the <i>bottom of the straw walls</i> might
want renewing I cannot say, but I know that the roof would with few and
small repairs, last well for ten years.</p>
<p><span class="pagenum"><SPAN name="Page_151" id="Page_151"></SPAN></span>252. I have said that the interior row of posts is to be nine feet high,
and the exterior row five feet high. I, in each case, mean, <i>with the
plate inclusive</i>. I have only to add, that by way of superabundant
precaution against bottom wet, it will be well to make a sort of <i>gutter</i>,
to receive the drip from the roof, and to carry it away as soon as it
falls.</p>
<p>253. Now, after expressing a hope that I shall have made myself clearly
understood by every reader, it is necessary that I remind him, that I do
not pretend to pledge myself for the complete success, nor for any success
at all, of this mode of making ice-houses. But, at the same time, I
express my firm belief, that complete success would attend it; because it
not only corresponds with what I have seen of such matters; but I had the
details from a gentleman who had ample experience to guide him, and who
was a man on whose word and judgment I placed a perfect reliance. He
advised me to erect an ice-house; but not caring enough about <i>fresh meat</i>
and <i>fish</i> in summer, or at least not setting them enough above “<i>prime
pork</i>” to induce me to take any trouble to secure the former, I never
built an ice-house. Thus, then, I only communicate that in which I
believe; there is, however, in all cases, this comfort, that if the thing
fail as an ice-house, it will serve all generations to come as a model for
a pig-bed.</p>
<p> </p>
<p> </p>
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