Fifth Avenue Staircase
Here is yet another view of the glass staircase and elevator at the Fifth Avenue (NYC) retail store, annotated to show the various specialized hardware that is used to connect the glass pieces, and provide structural support.
A - The glass sidewalls of the staircase are connected to the first landing of the staircase.
B - The glass sidewalls are connected to each other.
C - The outer end of the stair treads are connected to the glass sidewall.
D - The glass elevator wall panels are connected to arched support panels that hold up the sidewalls.
E - The glass elevator wall panels are connected to each other.
F - The innter end of the stair treads are connected to the glass sidewall.
G - The arched support panel (difficult to see in this view) is connected to the stair sidewall.