| |
|
E6B
|
131247 |
| |
|
Deltar (Delta Getij Analogon Rekenmachine)
|
131249 |
| |
|
Tide tables
|
131252 |
| |
|
Tide-predicting machine
|
131253 |
| |
|
logarléc - slide rule
|
131267 |
| |
|
Raymond Collishaw
|
95043 |
| |
|
Ancient Greek technology
|
131276 |
| |
|
Archaeological artifacts
|
131278 |
| |
|
Hellenistic engineering
|
131279 |
| |
|
History of science
|
131282 |