A G minor concerto for two of these instruments was written by Antonio Vivaldi. Friedrich Grützmacher (“GROOTZ-mock-er”) arranged a B flat major concerto (-5[1])for this instrument (-5[1])to fit the style of a romantic concerto, one of twelve by Luigi Boccherini. (-5[1])Whilst playing between an E and an F sharp on one of these instruments, one might hear a wolf tone. (-5[1])This is the highest of the (-5[1])two standard orchestral instruments to use thumb position. Pablo Casals popularized a set of six suites for this instrument by J. S. Bach, (-5[1])the first of which features a G major prelude. Unlike other instruments in its section, this instrument is played sitting down with the aid of a spike. (10[1])For 10 points, (10[1])name this (10[1])string instrument pitched between viola and double bass. (10[1])■END■ (10[5])