REMOVE

1. Atlas Map
2. Chapman and Hall
3. 1844
4. 1840

WHAT

1. Automobile (2)
2. National Atlas (2)
3. Roads (2)

WHERE

1. San Francisco Bay Area (2)
2. Silicon Valley (2)
3. San Francisco (Calif.) (1)
4. San Jose (Calif.) (1)

WHO

1. Shell Oil Company (2)

WHEN

1. 1956 (2)
2. 1951 (1)