33
/pt/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 1, 2025
310880
27099
1
Create a timeline
Public Timelines
For education
For educational institutions
For teachers
For students
Cabinet
For educational institutions
For teachers
For students
Open cabinet
FAQ
Receber premium
Close
Create a timeline
Public timelines
FAQ
About & Feedback
Acordo
Privacidade
FAQ
Support 24/7
Cabinet
Get premium
Donate
14 set 1939 ano - First Helicopter invented
Adicionado na linha do tempo:
Ryan Williams/ 9SciB
By
Ryan
20 nov 2017
0
0
385
Data:
14 set 1939 ano
Agora
~ 86 years ago
About & Feedback
Acordo
Privacidade
FAQ
Support 24/7
Cabinet
Get premium
Donate
The service accepts bank transfer (ACH, Wire) or cards (Visa, MasterCard, etc). Processed by Stripe.
Secured with SSL
