LIDICKER 1958 (June 28 cont.) or lake with young borders. found a yearling, which had 1 Oray. Cormorant on it; we also saw a singing rock Wren. We noticed the cormorants' small size & yellow throat patch. At 5.7 mi. S of Murillo's we saw a large flock of Black Swifts. In Durango we got our flat fixed, bought a few supplies & then headed W toward El Salto. As we approached El Salto it began to rain hard & this continued for most of the afternoon. We found that the main road was blocked about 1 mi beyond El Salto because of work outs & the road was detoured over the