REMOVE

1. Nautical charts
2. Chart Map
3. Baja California

WHAT

1. Agriculture (2)
2. Atlas Map (2)
3. Forests (2)
4. World Atlas (2)
5. Energy (1)

WHERE

1. Canada (1)
2. World (1)

WHO

1. General Drafting Co., Inc … (1)
2. McGraw-Hill Book Company (1)
3. Pergamon Press (1)
4. Polish Army Topography Se … (1)
5. Western Publishing Compan … (1)

WHEN

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