REMOVE

1. Case Map
2. Covers
3. Canada
4. Johnson, E.V.

WHAT

1. Atlas Map (1)
2. Energy (1)
3. Mining (1)
4. Oil (1)
5. World Atlas (1)

WHERE

1. World (1)

WHO

1. Pergamon Press (1)
2. Polish Army Topography Se … (1)
3. Wojskowe Zaklady Kartogra … (1)

WHEN

1. 1967 (1)
2. 1968 (1)