Oscar Berninghaus, At the Hitching Post, oil, 22 x 28. Estimate: $100,000-$150,000. ← Previous Next → Oscar Berninghaus, At the Hitching Post, oil, 22 x 28. Estimate: $100,000-$150,000. Oscar Berninghaus, At the Hitching Post, oil, 22 x 28. Estimate: $100,000-$150,000.