Captain Railroad:
Rio Grande Zephyr entering South Boulder Canyon 3 May '72 (2)
Captain Railroad:
Dome-observation Silver Sky being serviced, Grand Junction (2)
Captain Railroad:
Rio Grande Zephyr approaching Dotsero CO May '72 (2)
Captain Railroad:
Rio Grande Zephyr approaching Gore Canyon May '72 (2)
Captain Railroad:
Rio Grande Zephyr approaching Moffat Tunnel May '72 (2)
Captain Railroad:
Rio Grande Zephyr entering Glenwood Canyon May '72 (2)
Captain Railroad:
Rio Grande Zephyr entering South Boulder Canyon 2 May '72 (2)
Captain Railroad:
Rio Grande Zephyr entering South Boulder Canyon May '72 (2)
Captain Railroad:
Rio Grande Zephyr in South Boulder Canyon May '72 (2)
Captain Railroad:
Rio Grande Zephyr on lower Guilly Loop May '72 (2)
Captain Railroad:
Rio Grande Zephyr, Rollinsville CO 2 May '72 (2)
Captain Railroad:
Rio Grande Zephyr west of Winter Park CO May '72 (2)
Captain Railroad:
Rio Grande Zephyr, Denver Union Station 2 May '72 (2)
Captain Railroad:
Rio Grande Zephyr, Denver Union Station May '72 (2)
Captain Railroad:
Rio Grande Zephyr, Glenwood Canyon May '72 (2)
Captain Railroad:
Rio Grande Zephyr, Grand Junction CO May '72 (2)
Captain Railroad:
Rio Grande Zephyr, Glenwood Springs CO May '72 (2)
Captain Railroad:
Rio Grande Zephyr, Glenwood Springs CO 2 May '72 (2)
Captain Railroad:
Rio Grande Zephyr, meet east of Bond CO May '72 (2)
Captain Railroad:
Rio Grande Zephyr, Plainview CO May '72 (2)
Captain Railroad:
Rio Grande Zephyr, Rollinsville CO May '72 (2)
Captain Railroad:
Rio Grande Zephyr, west of Plainview CO May '72 (2)