Old West Grant County Project. "Hay prices paid by Denver jobbers F O B Track Denver Colorado upland per ton." Version 1. salars.net. Accessed June 28, 2026. https://salars.net/old-west/grant-county/thing/t_hay-prices-paid-by-denver-jobbers-f-o-b-track-denver-colorado-upland-per-ton_3d3a52?v=1.