373. hired if necessary in winter to stay at Cliff Palace & shoot every porcupine in the canyon immediately brought the ruin. Damage is already so severe that no further damage can be tolerated. What appeared to be a porcupine den in the boulders below Cliff Palace was seen. Coyotes were heard howling last night down Spencer Tree Canyon. They are reported numerous. Mancoos Canyon July 6, 1933 Canyon floor sheep grazed (Utex) barran, no grass. Athriplex canescens and some G. shadscale. Tetrameria tridentata abundant. Large quantities of a seedum-like bush. (Sheep camp). As we progress up the canyon between Navajo & Soda canyons box elders become plentiful along the stream interspersed with a few cottonwoods (narrow leaf). Plus trilobite is abundant everywhere and covered with the red berries. Small oak thickets (Quercus gambelii) are numerous and have been heavily browsed by late sheep & horses. There are dense ground thickets from the type of browsed twigs