encyclopediaofarkansas.net Rank 395.5K. Estimated value 5,484$napoleon.org Rank 418.6K. Estimated value 5,172$historyextra.com Rank 70.2K. Estimated value 31,308$firstworldwar.com Rank 1.5M. Estimated value 1,428$elbuenlibrero.com Rank 1.7M. Estimated value 1,236$uboat.net Rank 383.3K. Estimated value 5,652$course-notes.org Rank 273.2K. Estimated value 7,956$histoiredumonde.net Rank 3.8M. Estimated value 564$oah.org Rank 485K. Estimated value 4,464$alphahistory.com Rank 317.2K. Estimated value 6,852$