Ford 2924 Gymnogyps californianus March 10, 1946 Hopper Canyon, Cal't. Ledge, 2 atop Roost Tree, 1 in pothole just W. of Big Cave, 1 soaring about roost points. Went to Spring Canyon Meadow & searched Arundell Ridge but saw no condors there. At 5:10 saw 5 in air over Condra Cliff & Big Cove area and at 5:35 2 in air there. Air clean & still. Returned to Old Cabin to camp. March 11, 1946 Hopper Canyon, Cal't. Frost in morning & fair W breeze. At 7 a.m. there was fog at about 4000 ft. level up the canyon to East Canyon & up Dosse Canyon to Sulphur Pk. Before 9 a.m. I was settled in the blind by horse carcass as of yesterday. Air calm much of the time. Fog melting some- what. A red tailed hawk flopped a great deal in flying as if air was unsoarable. At about 8 a.m. I saw one raven flying near the carcass. The horse was dripping juice now at several points and was considerably bloated but hide still unbroken. There was a continuous hiss- ing or gurgling from the carcass as if gas were escaping. T. Wole yesterday gave me a condor reference: Bulletin No.-23. Feb. 10, 1926. By Walt- er Fry, In charge Nature Guide Service, Sequoia National Park. This consisted of 2 mimeographed pages including several sight reads. At 9:30 two ravens alighted at the carcass, pecked at