♪ Dear thoughts are in my mind ♪

♪ And my soul soars enchanted, ♪

♪ As I hear the sweet lark sing ♪

♪ In the clear air of the day. ♪

♪ For a tender beaming smile ♪

♪ To my heart has been granted, ♪

♪ And tomorrow she shall hear ♪

♪ What my fond heart would say. ♪

♪ I shall tell her all my love, ♪

♪ All my soul's adoration, ♪

♪ And I think that she will hear ♪

♪ And will not say me nay. ♪

♪ It is this that gives my soul ♪

♪ All its joyous elation, ♪

♪ As I hear the sweet lark sing ♪

♪ In the clear air of the day. ♪

(Ralph Vaughan Williams - 'The lark in the clear air' - Lynne Dawson)

(Horizontal Scale: logarithm of the frequency (from 2 octaves below middle C to 3 octaves above it)

(Vertical Scale: square root of the mean intensity
A=440 Hz (equal temperament assumed)

( http://www.youtube.com/user/inwit )