P. PEARSON 1949 59 June 4 Left 4:30 p.m. with Anita, Mervy Koford, et al. for Aetra Mines. arrived ca. 7 p.m., talked with Mr. Hertz (the mine owner), and looked in various tunnels for the banded bats. They had moved in toto to a tunnel about 100 yards up the hill to the north of the 2 shafts by the [illegible] turn in the road, Didn't check them other than shining light on them briefly from a distance of 15 ft. Effored for more tunnels till dusk. Found one about 1/2 mile N. by road in which a Myotis evotis & was flying. Saw numerous bats flying at dusk, one small species quite early. (1) Called by me West Tunnel. Straight, dry, caved in after about 100 ft. Has date can be seen from road. (2) " " " East Tunnel. " " Dead end. " " " " "