Ludlow, CO labor monument (# 0038) Ludlow, CO labor monument (# 0039) Ludlow, CO labor monument (# 0041) Ludlow, CO labor monument (# 0043) Ludlow, CO labor monument (# 0044) Ludlow, CO labor monument (# 0046) Cokedale Historic Dist, CO slag pile (# 0055) Cokedale Historic Dist, CO miner memorial (# 0055… Cokedale Historic Dist, CO coking ovens (# 0062) Cokedale Historic Dist, CO wash plant (# 0063) Cokedale Historic Dist, CO slag pile (# 0064) Trinidad, CO (# 0033) New Elk Coal Co (# 0065) New Elk Coal Co (# 0066) Stonewall, CO (# 0068) North Lake SWA, CO (# 0069) Alamosa SLRG Rio Grande Rwy, CO (# 0077) Alamosa, CO Rio Grande Scenic Rwy (# 0072) Alamosa, CO Rio Grande Scenic Rwy (# 0078) Alamosa, CO Rio Grande Scenic Rwy (# 0079) Alamosa, CO Rio Grande Scenic Rwy (# 0080) Cumbres & Toltec Railroad (intro) Cumbres & Toltec Railroad (# 0090) Folsom, NM (# 0029) Folsom, NM heroine (# 0026) Folsom, NM archaeologists (# 0024) Folsom, NM (# 0028) Capulin Volcano NM, NM New Deal (# 0022) Capulin Volcano NM, NM funding (# 0018) Capulin Volcano NM, NM (# 0017) Raton, NM Streamline fire (# 0010) Raton, NM El Shuler theater/city hall (# 0009) Raton, NM / Nash Ambassador (# 0007) Raton, NM / Nash Ambassador (# 0005) Raton, NM / Nash Ambassador (# 0002) Raton, NM Colfax County Courthouse (# 0008) Raton, NM Colfax County Courthouse (# 1141) Raton, NM Colfax County Courthouse miner (# 1136) Raton, NM Colfax County Courthouse farmer (# 1137… Raton, NM Colfax County Courthouse brands (# 1138… Raton, NM Colfax County Courthouse (# 1143) Raton, NM Streamline gas? (# 0016) Raton, NM electrification (# 0014) Raton, NM Goat Hill (# 0666) Raton, NM (# 1113)