<h2><SPAN name="CHAPTER_V" id="CHAPTER_V"></SPAN>CHAPTER V.</h2>
<h3>THE NATURE OF THE TRANSFORMATION, AND<br/> THE AGENCIES EFFECTING IT.</h3>
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<p><ANTIMG src="images/capa.png" width-obs="118" height-obs="100" alt="A" title="A" class="floatl" />CCORDING to the division of the subject in the beginning of this
work, the period from the Christian era to that of Palestrina, A.D.
1600, is one of apprentice work, in which the details of art were
being mastered, but in which no music, according to our acceptation of
the term, was produced. The history of this period is somewhat
obscure, the writers who throw light on it averaging scarcely more
than one to a century, scattered about in different parts of Europe.
Nevertheless, the most important changes in the history of music took
place during this period. The monody and empyrical tonality of the
ancients gave place to polyphony and harmonized melodies resting upon
the relations of tones in key. New instruments came in, and the entire
practice of the art of music was deepened, ennobled and immeasurably
enlarged in every direction. There were four causes co-operating in
this transformation of the art, and it is not easy to say of any one
of them that this one was the chief. First of these, in the Roman
empire, or in the south of Europe more particularly, for about 800
years the Greek principles remained more or less in force. The Church
is here the foremost<span class="pagenum"><SPAN name="Page_82" id="Page_82">[Pg 82]</SPAN></span> influence, and its part in the transformation
already noted will be considered presently. In the north of Europe the
Goths, Celts and Scandinavians built mighty empires and impressed
their enthusiastic and idealistic natures upon the whole form of
modern art. The Saracens conquered a foot-hold in the south of France
about 819, and remained there for twenty years. Their influence was
very important in the development of music, and became still more
active after the crusades, where the armies of the west came again in
contact with this peculiar civilization. Besides these three sources
measurably unprofessional and outside of music, or amateur, as we say
now, there was the work of the professional musicians strictly
so-called, who, from about 1100 in the old French school, commenced
the development of what is now known as polyphony, which culminated in
the hands of the Netherlanders, about 1580, Palestrina himself being
one of the latest products of this school. These influences reacted
upon each other, and all have entered into modern art, and have
imparted to it their most essential elements.</p>
<p>All modern music differs from the ancient in two important
particulars—<i>Harmony and Tonality</i>. Harmony is the use of combined
sounds. These may be either dissonant, inharmonious in relation to
each other, or harmonious, agreeable. All points of repose in a
harmonized piece of music must be consonant; or, to say it
differently, the combined sound (chord) standing at the beginning or
end of a musical phrase must be harmonious. All the elements in it
must bear consonant relations to all the others. Between the points of
repose the combined sounds may or may not be consonant. Under certain
conditions dissonances make an effect even better<span class="pagenum"><SPAN name="Page_83" id="Page_83">[Pg 83]</SPAN></span> than
consonance—better because more appealing. The law of the introduction
of dissonances is that every dissonance must arise out of a
consonance, and subside into a consonance. When this law is observed
there is hardly any combination possible in the range of music which
may not be employed with good effect. Here already we have a progress
in perception of tones, in the ability to discriminate between those
which harmonize and those which dissonate. All consonance and
dissonance are purely relative. There is no such thing as a dissonant
tone in music, by itself considered; a tone becomes dissonant by being
brought into juxtaposition with some other tone with which it does not
agree. This part of the development of a tonal sense had its
beginnings in Greece, but only reached the point where the most
elementary relations were regarded as agreeable. The octave, the
fourth and the fifth, were the only consonances which they knew, and
of these they used in the combined sounds of their music only the
octave. The third, which with us is the most agreeable part of a pure
harmony, because it adds so many elements of agreement to the combined
sound into which it enters, was not only regarded as a dissonance by
them, but actually <i>was</i> a dissonance as they tuned their scale.</p>
<p>The entire course of harmonic perception in modern music may be
roughly divided into three steps: First, the recognition of
consonance, especially of the most fruitful consonance of all—that of
the thirds, and the differentiation between consonance and dissonance.
A second step involved the recognition of dissonance as an element in
musical expression, on account of the motion it imparts to a harmonic
movement. Third, the establishment of these materials of music in the
mind in such<span class="pagenum"><SPAN name="Page_84" id="Page_84">[Pg 84]</SPAN></span> depth and fullness that their æsthetic implications
became realized as elements of expression, so that when a composer had
a certain feeling to express, the proper combination of consonance and
dissonance immediately presented itself to his mind. The first of
these steps was taken by the minstrels of the north, somewhere between
the Christian era and the tenth century. The second was the particular
work of the old French school, the Netherlanders, and of all who
composed music between about 1100 A.D. and the epoch of Palestrina,
about 1600. The third, the spontaneous application of musical material
to the expression of feeling, had in it another element, that of
tonality, concerning which it is proper to say something at this
point.</p>
<p>By "tonality" is meant the dependence or interdependence of all the
tones in a key upon some one principal tone called the Key-tone. The
tonality of the music of the ancients was wholly artificial and
unreal. A mode and a point of repose for the melody were chosen
arbitrarily; the beginning was here made, and still more the ending
was conducted to this point of repose. Between the beginning and the
ending the same tones were employed, whether the melody proposed to
repose upon re, upon fa or do. The usual points of repose in Greek
music were mi, fa and re; never upon do, the real key tone, and rarely
upon la, the natural tonic of the minor mode.</p>
<p>One of the chief elements of modern musical expression, particularly
in the expression of melody, is the unconscious perception of the
"relation of tones in key." With every tone sung the singer conceives
not only that tone, its predecessor and its follower, but all other
tones in the entire course of the melody; and the expression<span class="pagenum"><SPAN name="Page_85" id="Page_85">[Pg 85]</SPAN></span> of every
tone in the series rests upon its place in rhythm, and still more upon
its "place in key." Change a single tone in a melody, as, for
instance, to make fa a half step sharp, and the expression of the
entire melody is thereby changed, until such time as the hearer has
forgotten the change of key effected by the introduction of the
foreign tone. It is not at all unlikely that what little of melodic
expression the music of the Greeks had, may have rested to some extent
upon an unconscious perception of these relations, which, although
foreign to their musical theory, may nevertheless have made their way
into the ears of these acute minstrels. The discovery of simple
tonality seems to have been due to the northern minstrels, for it is
here that we find the earliest melodies purely tonalized. But the
natural bounds of a melodic tonality as established by these northern
harpers have been very much exceeded in modern times, so that now
there is hardly a chord possible which might not be introduced in the
course of a composition in any key whatever, without effecting a
digression into the new key suggested by the strange chord. Not only
all the natural or diatonic notes are regarded as belonging to a key,
but also all the chromatics, the sharps and flats, and the double
sharps and double flats.</p>
<p>All this implies a growth of tonal perception on the part of the
hearers, and especially of the ability to co-ordinate tonal
impressions over a wide and constantly increasing range. For the
hearer has in mind not only the particular tone which at the moment
occupies his ear, and the others which preceded it, and a sort of
inner feeling of the tone which will follow the present one, but also
all the other tones over which the singer would pass in going from one
tone to another. And<span class="pagenum"><SPAN name="Page_86" id="Page_86">[Pg 86]</SPAN></span> unless he has this he cannot realize the true
place of the melody tone in key, and therefore rests unconscious of
its real expression. It is, indeed, possible for him to make a mistake
in regard to the tones which he unconsciously associates with the
tones actually heard—as, for example, when one hears an E followed by
a C higher, and one thinks of the four white keys of the piano between
them, while the melody may be thinking of the black keys between them.
In the one case the melody would be in the key of C, in the other of C
sharp minor. And the expression of the melodic skip would be
enormously changed thereby. This larger education of the faculties of
tonal perception and tonal co-ordination has been the work mainly of
the last century and a half, and more particularly of the present
century itself. During this period the progress has been more rapid
than within any other in the entire course of the history of our art,
and it is to the successive steps preparing for this that we now
address ourselves.</p>
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<p><span class="pagenum"><SPAN name="Page_87" id="Page_87">[Pg 87]</SPAN></span></p>
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