Quest 1948 Journal 141 June 26 Arroyo San Louis, 800+ ft, 9 mi W Calmelli, Baja Cal. blocked by Tavia. It was sunset when we left the clippings to shoot bats in the arroyo. Only one bat was seen this evening and that a very small bat flying quickly across the sand surface at about 4 foot elevation. It was too dark to shootly [sic] this time. June 26 Mina Sol de Hito, Calmelli, Baja California This mine was visited earlier than the location above (about 3:00 P.M.). Mina Sol de Mio is an abandoned mine found near Calmelli on the road between Calmelli and El Arco. This mine is characterized by very large tailings and occurs next to the road in the hillside. This mine has also been in disuse for many years judging from the rusted machinery on the surface and a partially dismantled stamp mill. Two tunnels were visited, one at an elevation of about 60 feet above the road bed and with large tailing pile in front of it and another which was about 100 feet north of the first, at road level, with few tailings, and the tunnel protected by a partially closed iron lattice door. The first tunnel was investigated and found to be blocked by partial earth fill in its.