| |
|
Explosions in 1980
|
119537 |
| |
|
High Explosive Research (HER)
|
119736 |
| |
|
Former nuclear research institutes
|
119739 |
| |
|
Board games introduced in 1978
|
119743 |
| |
|
World War II board wargames
|
119744 |
| |
|
Brazilian submarine Humaitá (S41)
|
120057 |
| |
|
Holdfast: Atlantic 1939-45
|
119754 |
| |
|
Board game
|
119748 |
| |
|
Disasters in Brazil
|
119772 |
| |
|
1987 industrial disasters
|
119773 |
