| |
|
Tide-predicting machine
|
131253 |
| |
|
Charles Kingsford Smith
|
94931 |
| |
|
Frank Hawks
|
94933 |
| |
|
logarléc - slide rule
|
131267 |
| |
|
1620 introductions
|
131264 |
| |
|
1622 introductions
|
131265 |
| |
|
Lafayette Escadrille (Escadrille de La Fayette)
|
94958 |
| |
|
Francis Warrington Gillet
|
94961 |
| |
|
Ancient Greek astronomy
|
131274 |
| |
|
Ancient Greek science
|
131275 |