Library /sys$common/syshlp/dbg$help.hlb DEBUG, SHOW, WINDOW, Example  *Conan The Librarian (sorry for the slow response - running on an old VAX)

  DBG> SHOW WINDOW LH*,RH*
  window LH1 at (1,11,1,40)
  window LH12 at (1,23,1,40)
  window LH2 at (13,11,1,40)
  window RH1 at (1,11,42,39)
  window RH12 at (1,23,42,39)
  window RH2 at (13,11,42,39)
  DBG>

      This command displays the name and screen position of all
      screen window definitions whose names start with LH or RH.