HW11 installment 1...
  28A  Rosen6.5  2
  28B  Rosen6.5 14b
  28C  Rosen6.5 22bd
  28D  Rosen6.6  2b
  28E  Rosen6.6 10ac
  28F  Rosen6.6 24

HW11 installment 2...
  29A  Rosen7.1  4,6,8
  29B  Rosen7.2  2
  29C  Rosen7.2 18
  29D  Rosen7.2 20
  29E  Rosen7.2 32