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Summary
| Description | USGS aerial imagery of an island in the w:San Francisco Bay Area. Backgrounds for these highlight images are black at 85-90% opacity, outlines are 2-10px outside selection border, pure red at 15-25% opacity. Boundaries taken from USGS survey maps (1913 through 2018), reclamation district documents, and county files. | |||
| Source | NASA tool at worldwind.earth, USGS Topo Imagery map layer | |||
| Author | USGS, self | |||
| Permission ( Reusing this file) |
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 23:23, 26 February 2021 |
| 1,870 × 1,870 (3.83 MB) | JPxG | == {{int:filedesc}} == {{Information |Description=USGS aerial imagery of an island in the w:San Francisco Bay Area. Backgrounds for these highlight images are black at 85-90% opacity, outlines are 2-10px outside selection border, pure red at 15-25% opacity. Boundaries taken from USGS survey maps (1913 through 2018), reclamation district documents, and county files. |Source=NASA tool at worldwind.earth, USGS Topo Imagery map layer |Date= |Author=USGS, self |Permission={{PD-USGov-USGS}} |o... |
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