Cody Houston, Great Falls of the Missouri, 1805, bronze, 23 x 20 x 19. Estimate: $8,000-12,000. Estate of Ken Holm, Denver, CO. ← Previous Next → Cody Houston, Great Falls of the Missouri, 1805, bronze, 23 x 20 x 19. Estimate: $8,000-12,000. Estate of Ken Holm, Denver, CO. Cody Houston, Great Falls of the Missouri, 1805, bronze, 23 x 20 x 19. Estimate: $8,000-12,000. Estate of Ken Holm, Denver, CO.