> serth 
_—— 
' =T+3S—t, =16c4+6243f,=8 
FOU 
Diaschisma-excessive Minor Fountn (4°"); has. the 
131072 _ 2", = 266 2 + 5£+ 23m; its log. 
imi ci 
= 8691751, 2437, =.494583 x VIET, = 24.24895 x C; 
+ <a +ze—J, = 1V4C Poe La V—2L, 
=2)4 =SP42L, —2304195 4 SE ice 9 
soGail a, it is also = 5 V—6 4ths, by which 
may be tuned. This is the ing or wolf fourth, 
when 11 fourths are tuned in 5 octaves, or it is 
=5 VilI—11 4ths. 
Diminished Founrn of Bemetzrieder; its ratio is 
ose = 1962446417 m. See Least fat Fountn. 
Diminished Fourtu of some writers, has the ratio 
Ao, = 207 2441418 m. See Lesser flat Fourtu. 
Diminished (major) Foun ; its ratio is = 265 
+5f423 m. See Comma-redundant minor Fountu. 
Diminished (minor) Fount of Tartini, Chladni, 
Marsh, Liston, Sc.; has the ratio =>, = 218 4 4f 4 
19m. See Extreme flat minor Fourtu. 
Double deficient fiat Fourtu, has the ratio —— 
196= +4f+4+17m. See Least fat Fourtu. 
Double diminished minor Fourtu ; its ratio is eae 
5 
=m” = 182243 f +16 m, or as a regular interval 
= 181.858201 2 4+ 4f+ 15m; its log. = .9105187,9731, 
= 297249 x Vill, = = 16.58587 xc: 46nd, lv. 
—$—25, =34£, =35+¢, =V+E—II, = =T+t+6, 
+10€+472: 
it is also —6438—2 III, = =Xili—s fi by ei of 
which it may be tuned. interval also been 
called the extreme ‘inainished fourth by Chambers, 
and it is the enharmonic-excessive minor third. 
Double minor Fourtu (2 4th); its ratio is 2 = 
508 5410f+4+44m. See Minor Seventu. ay 
Extreme diminished Fourntu of Chambers: has the 
visio 68° = 182548f416m. See Double dimi- 
nished minor Fourts. 
Extreme double sharp minor Fourtu (eitay i its ra« 
256 
tio is 376’ = ST T+ 7F 429m. See Extreme sharp 
6561 
sig?” — 
major F ounta. 
Extreme flat major Foortu (p IV); has the ratio 
5, =254 245 £422 m. See Minor Fourtu. 
me age Pourtu (4) of Liston, &c.: 
its ratio is — =o = 218 +4 4f+ 19m; its.log. 
— = 
=+8927900,3035, =. = 19561435 x VIIL, =19.87198 xc; 
pond =IV—3—I, =243, —9—VI, =10—VI, 
=s =T+28 Teche Stitt 262 ft 
pices: it is a =6—III, 
by either of which it may-be tuned. It is the dimi- 
fourth of Tartini, &c. the flat (minor) fourth 
see wre; tote esiexceie ae i 
530 
ajo) Foorsn (Vo Lions ha valle 7m 
FOU 
mean-tone 
Extreme ( 
the ratio SO, = p= 987 24764 29m; ; its log. 
= Ronee ee x VII, =30.641154 xc; 
=1V4 pare fp = V—E, =2111—S, 
=ll428-4 + cab insentma/ 4st 
122; it is alo=— 31 
tuned. Iti likewise the redamdant (major) foursh of 
Liston, and his extreme double sharp minor fourth. .. 
Extreme sharp minor Fourtu (X 4): its ratio is %, 
= 3012 + 6f + 26m. See Major Foor. 
False Fourtu of Chambers; has the ratio > = 
30126 £4 26m, See Major Fountu. hi 
Flat deficient minor Fourtu; its ratio is = 
207: +4f+4 18m. See Lesser Flat Fourtu. 
Flat Fourts of Holden; has the ratio ale 
221.947209 f 4 19m, andits ee hs 
In the incongruous oy te oi Fan i. 
Flat relpaant great rd Fours (pb siacsaereaeaaae 
mio naes4ar+ im See Extreme fat mix 
nor Fourtu, beheld wage 
Grave Fourtu, of ‘Holden ; feare the emg orm 
240.060766 © 4 5f-4.20m.. See Lesser false Founre. 
Greater Fourtu, or sharp fourth, has the ratio 
= 30154 6f 4+ 26m. See Major Fourts. 
Greater Fourtu, of Holden; has the ratio 22 w= 
055 4+5f+4+ 23m. See Comma-redundant ‘sninor 
Fourta. 
Greater Fourts, of some writers ; its ratio is 28, 
= 2902 + 6f4 25m. See Commacdeficient major 
Fourts. 
Cie ale Fourtn, of the trumpet (sf); has the 
ratio £=, = 260.89592 2 +5f4 euie yack 
aed 
' .8716815,2274. 
Greater false Four, ofthe iinet (oe eds he 
the ratio =, =281. 1020403 + 6+ 24m, and its log. 
is .8616973,0183. 
Greatest sharp Fourtu: has’ the zation 
3124+ 6f + 27 m. St Cina tj 
Fourtn. 
lepeyns Fourtn, of Good and Gregory: Iu the 
4 
ratio Poor = =228 5 + 4f + 200m; its] 
-8878851,0560, = 3724368 x Vinh = 20781186 x Xx C: 
=4—), =IV—2S—z,=2004 8E Je 
47+ 12€ + 82; it is also=4 4ths— 4 III, byw 
pare a 3 ik oie ae eee 
mitone, = 
; 
