i « 8 3
11yhfi^.gw ■ *?
y0^ uT T i; A, |H | g g g | g |
A ^ f^ F ^ k u n A ^ f^ M r l N # i ? S ^ i ^ rvirp rI D E'U,M
T M' ■ Bonfequehc^fef f®? S^i^^s^preMiliiife" 'fdt^Ti® MHl^^ttifer^were^ne
models,produced, Hut as t^o bPffie'^riSid®6'Pliad itlois®Sffi:Plifdi,M^li Iffis
thrifts oP^M'ddvertifeirienVtflgir moders :weri#'reJafe:fed!b y the3Gl%rftnft tgPap-
poime’3 to^xamxnc ipiemif‘ The other fe^nrftodglshvdre ffiid u t^ dksfitkiSdpi&i
after r^batddhiMs, tbe^r^F^Si&e^as^gi^efe kg tb^Bitjdel ttAdtffey'.'Mk JSffldi
-NielMfe/ Of Bakrib'eth ;’: bUff sl$ the1!®®!®! Itoadehby Mk jRichard Lewis, appeared
to ferre Cdnie merit,*' ffti’iC&ftiMletke tti ls%5^ c t e f l^ 1'HaSi|f
he would gi¥e -Mr. LewiSTVenty pouftds<6tit;«fithe^ftyJHitpikcftild b©Ugiteei
abfe'to ^them,-though tfeeyShad adjud^d^^'^'eMiliiiifloJfe fifty^ousds
tii^hims- to -^l6kt¥etfo'ma&Ati(|ti'^of Thgi'C^iftitfii'e} M^R^h^|k>®gadfly
confented,' and the premium was divide^aicyjiiS^Jjcfli t®^I$fkkh&|Shetffcy
agrted, jP^pw^Pfi y&bhSfi
C H A P . , VII.
A Jhort Account J ' -ji Mjjdefjrfd T IT) ET-M TLL, by\tIjC',iR.cv.' it//*. H umphrey
.•, ;QAjHfsb<o$.o uphg^jf Heirly ]upo|r 'frames.,. O.YfniT »
^ jpH I S Mill ^^coni|ru£|:fd on th^ ^ll^^m'g^jin^^le|^^ Fjrft, A 'Water
yheelj nopabar^;
| crpwn wi^j^ghiv cogs
and.lowered in the water ^asithg1 tide ^abbs, ana T§o|ws>-with a r«fewM^pyQ-
are^pdr3j( eapjb %end.;, it^' *mfl«iagand
lowering the; water wheel, fee. . Secondly, There’ arerflood-gates' which
regulatgjj at any:degree, from high.tq j,’.the aperture, qr . iffuc of
water, being proportioned to thc;flrgaj;s, and .iarpe;^f the. water required.
Thirdly, . thep|ts..a, contrivance at the.head aiidj. tail of,the Mill, which occa-
lionally makes a fall of water to; each. ' Fourthly, A Hiding- lantern * pinion'
with eight trundles, on a perpendicular lhaft, on th e tpp,of, which fliaft or
fpindle,.
fpindle, is a fpur wheel intended,to turn, two pair of ftohcs ; this lantern
wheel is made to Aide occafionally from the upper fide to the under .fide' of
ithe fcrejv^fi4w|i,^»;4h^#hic)h imea®,.s(th.efftones are at aUdimes turned' *he lame
^way,. though- thp^^'er»! -\fh^eh; tu»sIbaeiMards'1 and forwards!With the flux
and reflux of the tide, Fifthly, This Mill has a falfe bottom, or fence'Board
t e ^ h ristriaifedf i fe®■'whibhithe.:.dead: wdikt
^deritH.&yfl@ate fp ^fesj^Q^&yiad) .qffibys effort ^ofowhifl-pool.
p s p i^Qeanmittee f^ame^Aa^ifela^idm thafo Mi>, ■ Gain fhorAi gk deferring
j§3$g>fwhal© jptgrpyaijj,; ©f^xty^pot^d^^ this/refalutionf was .agreed tq by the
Society,, Jjirte m 1761.
fcarfjp - He rA „ Pt,!. -J j; MllWm
.k a I Rpr
__4 K{SLW mT ySAhai's
r*jj^ fiE ^ m m i^ ^ teok^m ^ p M eyatim^r. L o^ ’^-T^de Mijl^'^nj^r^ed
cWtwo y^lqons^; fhe\r atM\\hccl ofk both u ith f tp flux.^andteflux
oQthe fide ;. the whole MdH lTsaitd falls, there \vilh
This Mill, t y means, or two ^ h^ l^ T on tin g e another) ,fhifip omJifes
|wgis'tojwor^alfernately t f e ^ o ^ ' wheel, 'fp^as^ ^-pynth^lpaeycphftant-
^t !J ^hgh th e a t e n '^ le e l changeSi^^mpUqn with -the
JoSe^1 '
It' was thb opinion c f theftS^iplyqa,^|hat the.myefl.tor o^ .thL Mill was
Teferving of a bounty.^ften guineas : ' to, which the0Sm;ietyiagreed,'',May 21,
' C ' HntA^ P. i;TX.
A Jhort Account o f a Model \of a T I D S M I L h,' b f .Ah'.’, W i s t t iM
,.v C® xA>t Ha3r d. ' i.
'JpHOUGH this Mill is cpnftru£led much on the .fame principles as fome of
^ "thj^pther Mills; ^|ie tQo;n^mit,tee,'wa?1meii6erfehfelefs of opihioflythat It hhd
. a .great deal of merit, as it had many very ingenious;andfufe'ftil contrivances,,
^ r^ q la r ly ^pr ^bie Mf. CoulthardS h^iiSSfe k#oidifferent