| |
|
Artillery operation
|
131189 |
| |
|
Rail transport in Siberia
|
131165 |
| |
|
Hédervári Péter - Péter Hédervári
|
94877 |
| |
|
Rail transport in the Russian Far East
|
131166 |
| |
|
Circumnavigation
|
131225 |
| |
|
1964
|
131230 |
| |
|
Kerrison Predictor
|
131241 |
| |
|
1960s in military history
|
131229 |
| |
|
Spanish inventors
|
131207 |
| |
|
Naval battles of the First Punic War
|
94890 |