paper 1539 July 9 (cont.) Ice Cave, Okanogan Co., Wash. dense timber consisting principally of Douglas fir, yellow Pseudotsuga taxifolia, yellow pine Pinus ponderosa ? Vine maple, Acer circinatum. Traps were set in nearly all possible types of places in the area, i. under large trees, at the base of fallen trees, under the low vine maple, in the a low shrub (found growing here) at the base of stumps, in the open sparsy spots. July 10 Twin Buttes, 4300 ft., 2 1/2 mi. S W Steamboat Mt., Okanogan Wash Upon picking up the above trap line I found the following catch: 2 Eutominus townsendii 1 Peromyscus maniculatus The Eutominus townsendii were taken at the base of fallen logs. The Peromyscus was taken on an open clearing. After returning to flood river for the trucks we moved camp to Twin Buttes.