The Well staircase, rising usually through more than one storey, occupies a square space, with newel posts forming an Open well and with stairs interrupted at each angle by a quarter-landing.
B) Newel staircase C) Dog-leg staircase D) Winder staircase E) Open-well staircase
i*) Newel post l) Solid tread n) Half-landing p) Quarter-landing