33
/es/
AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
November 1, 2025
143591
12746
2
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
Obtener premium
Close
Create a timeline
Public timelines
FAQ
About & Feedback
Acuerdo
Privacidad
FAQ
Support 24/7
Cabinet
Get premium
Donate
10 ene 1932 año - Lie Detection
Descripción:
Prototype Polygraph, which was invented by John Larson in 1921, developed for use in police stations.
Añadido al timeline:
Kyana
By
Kyana
16 oct 2017
0
0
621
fecha:
10 ene 1932 año
Ahora mismo
~ 93 years ago
About & Feedback
Acuerdo
Privacidad
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