JackWhelan:
Hoover Dam
JackWhelan:
Hoover Dam
JackWhelan:
Hoover Dam
JackWhelan:
Hoover Dam
JackWhelan:
Hoover Dam
JackWhelan:
Hoover Dam
JackWhelan:
Hoover Dam
JackWhelan:
Hoover Dam
JackWhelan:
Hoover Dam
JackWhelan:
Hoover Dam
JackWhelan:
Hoover Dam
JackWhelan:
Hoover Dam
JackWhelan:
Hoover Dam
JackWhelan:
Hoover Dam
JackWhelan:
In the Power House
JackWhelan:
John in the powerhouse
JackWhelan:
Turbines in the Poewe houst
JackWhelan:
Hoover Dam
JackWhelan:
Model of the dam under construction
JackWhelan:
Hoover Dam
JackWhelan:
Hoover Dam - new bridge under construction
JackWhelan:
Hoover Dam
JackWhelan:
Hoover Dam
JackWhelan:
Hoover Dam
JackWhelan:
Hoover Dam
JackWhelan:
Hoover Dam
JackWhelan:
Hoover Dam
JackWhelan:
Hoover Dam
JackWhelan:
Hoover Dam
JackWhelan:
Hoover Dam
