55. Green 1927 Los Palomas Canyon 200 ft West side of Laguna Salada 15-mis. South of North end. Lower Calif, Mexico. Oct. 27/1927 spring with a-foot 25 palms his 100 ft a-line us in a canyon on the hillside, As I set my mouse traps tonight I heard a song sparrow here. I squashed bringing him to me very quickly. I set 30 traps along the hillside amongst the rocks and Ironwood. I set 3 gopher traps in sandy soil where there were some fresh lures in the scattered ironwood tusks and paloverde trees.