Photograph of a view of the evening clouds hovering over the Los Angeles basin, as seen from Echo Mountain, [s.d.]. Grids of agricultural land are visible. There are several tree groves (lower left). Mountains surround the basin
Photograph of Echo Mountain Observatory and surrounding mountain seen from a distance, April 1st,192...
Black and white photograph of clouds billowing up over a ridge, probably in California's Coast Range
Photograph of a view of the lake at Echo Park in Los Angeles, [s.d.]. The smooth, large lake is at c...
Photograph of a birdseye view Pasadena and the Los Angeles Basin from Echo Mountain, ca.1920. In the...
Photograph of a view of the Los Angeles basin, with Echo Mountain House, Observatory, and other buil...
Photograph of Pasadena and the Los Angeles Basin in a birdseye view from Echo Mountain, ca.1920 afte...
Santa Ana Mountains; The Los Angeles Basin is the coastal sediment-filled plain located between the ...
Photograph of a view from Mount Wilson of clouds floating on mountains, [s.d.]. A tree limb hangs ov...
Photograph of an aerial view of Hollywood and the San Gabriel Valley, Los Angeles County, April, 193...
Photograph of an aerial view of flooded mountainous region near Los Angeles, 1938. A river runs acro...
Photograph of Echo Mountain Observatory and surrounding mountain seen from a distance, April 1st,192...
Black and white photograph of clouds billowing up over a ridge, probably in California's Coast Range
Photograph of a view of the lake at Echo Park in Los Angeles, [s.d.]. The smooth, large lake is at c...
Photograph of a birdseye view Pasadena and the Los Angeles Basin from Echo Mountain, ca.1920. In the...
Photograph of a view of the Los Angeles basin, with Echo Mountain House, Observatory, and other buil...
Photograph of Pasadena and the Los Angeles Basin in a birdseye view from Echo Mountain, ca.1920 afte...
Santa Ana Mountains; The Los Angeles Basin is the coastal sediment-filled plain located between the ...
Photograph of a view from Mount Wilson of clouds floating on mountains, [s.d.]. A tree limb hangs ov...
Photograph of an aerial view of Hollywood and the San Gabriel Valley, Los Angeles County, April, 193...
Photograph of an aerial view of flooded mountainous region near Los Angeles, 1938. A river runs acro...
Photograph of Echo Mountain Observatory and surrounding mountain seen from a distance, April 1st,192...
Black and white photograph of clouds billowing up over a ridge, probably in California's Coast Range
Photograph of a view of the lake at Echo Park in Los Angeles, [s.d.]. The smooth, large lake is at c...