REMOVE

1. ships
2. rooftops
3. buildings (structures)
4. automobiles
5. cityscapes (representations)
6. black-and-white film

WHAT

1. campuses (1)
2. coastlines (1)
3. colleges (buildings) (1)
4. exterior views (1)
5. factories (structures) (1)
6. freight cars (1)
7. neighborhoods (1)
8. oceans (1)
9. plants (1)
10. railroads (1)
11. seascapes (1)
12. service stations (1)
13. shipyards (1)
14. signs (declatory or adver … (1)
15. streets (1)
16. towers (building division … (1)
17. trains (vehicle groupings … (1)
18. trees (1)
19. utility poles (1)
20. Visual Works (hierarchy n … (1)
21. windows (1)

WHERE

1. San Francisco, California (1)

WHEN

1. 1970 (1)
2. ca. 1970 (1)