The sale is located at:

National Western Complex, in the Stadium Hall Level 1.
   4655 Humboldt Street   Denver,  CO    80216

From I-70 :  exit Brighton Blvd, turn onto 44th St (it becomes   46th/Humboldt).  Turn Left.  Follow signage to the Stadium Hall.
The Stadium Hall is located behind the Hall of Education.  Gate 5 Parking.

From I-25:  go east on I -70 and follow above directions.