East 7th Avenue

The East 7th Avenue Historic District
By Nancy Widmann, Photography by Cynthia S. Herrick

Explore the architecture and history of this beautiful, eclectic neighborhood.

The widow of Colorado Fuel & Iron's Alfred Curtis Cass, Mary Ashton Cass, built this red brick home at 975 East 7th Avenue. It was said to be the finest Colonial Revival in the West when it was built in 1908. The second owner was flamboyant attorney Henry Blackmer, who built the $5,000 wrought-iron fence and lavishly redecorated the interior. An alleged bootlegger, multimillionaire Blackmer was also suspected of other illegal business dealings
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