Exteriors of the Boulder Dam Service Bureau and Boulder City Theatre covered with snow. Snow-covered automobiles are parked on Arizona Street, and the Boulder Dam Hotel and the Union Bus Terminal can be seen in the distance.

From the Nan Doughty Photograph Collection (PH-00240)

From the Sister Klaryta Antoszewska Photograph Collection (PH-00352). The presentation slide lists the steps required to conduct atmospheric and underground bomb tests. 

From the Sister Klaryta Antoszewska Photograph Collection (PH-00352). The presentation slide title reads, "Underground nuclear test execution sequence"

From the Sister Klaryta Antoszewska Photograph Collection (PH-00352). The presentation slide title reads, "Comparative Radiation Exposures"

From the Sister Klaryta Antoszewska Photograph Collection (PH-00352). The presentation slide reads, "Total announced tests and radiation measured off the test range complex"

From the Sister Klaryta Antoszewska Photograph Collection (PH-00352). The presentation slide reads, "Total announced tests and radiation measured off the test range complex"