A black and white image of U.S. Marshal Claude Williams and his family in front of his office. The words "U.S. Marshall" are spelled out in white rocks in front of the building.

A black and white image of Deputy Marshall H. J. Williamson and W.M. Cook standing in front of an information tent in Williamsville (known to the residents as Ragtown), a makeshift community created near Black Canyon as construction began on the Hoover Dam.

A black and white image of Union Pacific Depot Park in downtown Las Vegas. The area was bustling with cars and people.

Dr. Royce Martin's Hospital on North Second Street, which he acquired in 1920. The hospital had eight rooms on the second story, including the operating room.

A black and white image showing a conductor and passengers inside the coach on the first train into Boulder City.

A black and white image of men and women at a sign for the Boulder Dam Pier. The sign has rattlesnakes draped over it.

A black and white image of the front exterior of Wilbur Clark's Desert Inn. In the foreground, a couple is seen posing together with the man showing the woman how to properly hold a golf club. In the background are parked cars and the resort's neon sign.