10/1/1925 43 October 1, 1925 - much rain today - I discovered many of the little Salvador brown bats in some old boilers in the old ore plant at Divisadero. The boilers were built in a brick furnace. The bricks over the back end of two of these structures had fallen fin and thus they were less desirable for bat; but the other two were swarming with the little "sheepling" fellows. I shot several from where they were clinging to the surface of the brick wall and boiler. October 2, 1925 - no rain today -- with some help today I succeeded in catching over six hundred Salvador brown bats in a bed net. I drove all the bats into one furnace by going into the others with my "flash" (and brushing about with my hat until they left then I shut the furnace doors. Once they were all under one boiler the other fellows held the net like a large bag in front of the door while I went in and drove them out. They seemed so utterly surprised when they hit the net that they remained there only a few flying back into the furnace again. These little bats are very peculiar in many of their habits. By more closely searching I find that these bats are referred to as