Etudes Boreales
Encyclopedia
Etudes Boreales is a set of etude
Étude
An étude , is an instrumental musical composition, most commonly of considerable difficulty, usually designed to provide practice material for perfecting a particular technical skill. The tradition of writing études emerged in the early 19th century with the rapidly growing popularity of the piano...

s for cello
Cello
The cello is a bowed string instrument with four strings tuned in perfect fifths. It is a member of the violin family of musical instruments, which also includes the violin, viola, and double bass. Old forms of the instrument in the Baroque era are baryton and viol .A person who plays a cello is...

 and/or piano
Piano
The piano is a musical instrument played by means of a keyboard. It is one of the most popular instruments in the world. Widely used in classical and jazz music for solo performances, ensemble use, chamber music and accompaniment, the piano is also very popular as an aid to composing and rehearsal...

 composed by John Cage
John Cage
John Milton Cage Jr. was an American composer, music theorist, writer, philosopher and artist. A pioneer of indeterminacy in music, electroacoustic music, and non-standard use of musical instruments, Cage was one of the leading figures of the post-war avant-garde...

 in 1978. The set is a small counterpart to Cage's other etude collections - Etudes Australes
Etudes Australes
Etudes Australes is a set of etudes for piano solo by John Cage, composed in 1974–75 for Grete Sultan. It comprises 32 indeterminate pieces written using star charts as source material. The etudes, conceived as duets for two independent hands, are extremely difficult to play...

for piano and Freeman Etudes
Freeman Etudes
Freeman Etudes are a set of etudes for solo violin composed by John Cage. Like the earlier Etudes Australes for piano, these works are incredibly complex, nearly impossible to perform, and represented for Cage the "practicality of the impossible" as an answer to the notion that resolving the...

for violin.

Etudes Boreales were composed for, and dedicated to, Jack and Jeanne Kirstein. The latter performed Cage's piano works in the 1970s, but found Etudes Boreales unplayable; the first performer to find a way to play the pieces was percussionist Michael Pugliese (Pritchett, 199).

The set comprises four pieces. The cello parts are technically similar to Freeman Etudes: they are extremely demanding pieces composed using chance operations, every aspect of the work meticulously detailed in the score. The difference between the works is that in Etudes Boreales the pitch range is limited at any given time, and changes throughout the pieces, whereas in Freeman Etudes the range was unlimited. An excerpt from one of the etudes shows that the technique required involves the ability to jump accurately to any point on the fingerboard
Fingerboard
The fingerboard is a part of most stringed instruments. It is a thin, long strip of material, usually wood, that is laminated to the front of the neck of an instrument and above which the strings run...

 or beyond, which is particularly difficult in these pieces as they are to be played without vibrato
Vibrato
Vibrato is a musical effect consisting of a regular, pulsating change of pitch. It is used to add expression to vocal and instrumental music. Vibrato is typically characterised in terms of two factors: the amount of pitch variation and the speed with which the pitch is varied .-Vibrato and...

 (Stowell, 221):



The piano parts of Etudes Boreales were composed using star chart
Star chart
A star chart is a map of the night sky. Astronomers divide these into grids to use them more easily. They are used to identify and locate astronomical objects such as stars, constellations and galaxies. They have been used for human navigation since time immemorial...

s, as in Atlas Eclipticalis, Etudes Australes and Song Books (here Cage chose the maps of Atlas Boreales, an atlas of the northern sky by Antonín Bečvář
Antonín Bečvář
Antonín Bečvář was a Czech astronomer who was active in Slovakia. He was born in Stará Boleslav. Among his chief achievements is the foundation of the Skalnaté Pleso Observatory and the discovery of the comet C/1947 F2 .Bečvář is particularly important for his star charts: he led the compilation...

, hence the title of the work). However, the charts were used not to determine actual pitches, as in those works, but to determine where on the piano the performer is to play (the keyboard, the frame, the strings, etc.). This effectively transforms the piano etudes into percussion works (Pritchett, 199).

Cello and piano parts may be performed separately, as Etudes Boreales for cello or Etudes Boreales for piano, or simultaneously as duets, although they were composed independently.
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