Pearson 1949 69 Aug 2 left 6:30 a.m. with Mary, Rolf, Krutzsch, + Anita for Aetna Springs. looked in all 7 tunnels but no bats in any. 51 banded Cory in attic of hotel, brought 1 home but didn't read bands of others. In minery at Angwin many Antrozous in old building, Mr. thyzander under tin of roof of cupola of old building and clustered on rafters in 1st floor of stone building. Also 2 Cory in 2nd floor of stone building. Krutzsch left about 4 thyzanders, 2 antrozous and the 2 Cory. Home 2 p.m.