EraDrag across the decades to brush a range
The short version The archive turns up 4 records, all of them around Sierra Nevada, California. Every one is confidently dated, for once. All are free to use.
Sierra Nevada Schneefelder unter Düsenflugzeugkondensstreifen, 1960er Jahre
1960–1969 · Sierra Nevada, California
Blue Star Memorial Highway Marker in the Sierra Nevada Snow, California, 1960er Jahre
1960–1969 · Sierra Nevada, California
Reißender Fluss und hölzerne Fußgängerbrücke, Sierra Nevada, 1960er
1960–1969 · Sierra Nevada, California
Giant Sequoias Beside a Park Cabin, Sierra Nevada, 1960s
1960–1969 · Sierra Nevada, California
certain
inferred
low confidence