Instrumental Duet Instrumental Duet,Piano - Level 4 - Digital Download SKU: A0.799973 Composed by Richard Rodgers. Arranged by David Walker. Contemporary. Score and parts. 23 pages. Walker Press #4109617. Published by Walker Press (A0.799973). Richard Rodgers has frequently been called America's Waltz King.  This is confirmation times 2.  Written as a piano duet, it should be a challenge for students, but a challenge with great rewards.  For piano duettists, this will make a lilting addition to your program.  .