Scottsdale Art Auction, Howard Terpning, Apache War Party, oil, 24 x 30. Estimate: $200,000-$300,000. ← Previous Next → Scottsdale Art Auction, Howard Terpning, Apache War Party, oil, 24 x 30. Estimate: $200,000-$300,000. Scottsdale Art Auction, Howard Terpning, Apache War Party, oil, 24 x 30. Estimate: $200,000-$300,000.