Benjamin Franklin created a pulley system so he could lock and unlock his bedroom door from his bed. – WTF ... Read More & Source
The post WTF Fun Fact – Pulley System appeared first on WTF Facts.
from WTF Facts https://ift.tt/2PyqVpE
via IFTTT
Benjamin Franklin created a pulley system so he could lock and unlock his bedroom door from his bed. – WTF ... Read More & Source
The post WTF Fun Fact – Pulley System appeared first on WTF Facts.
No comments:
Post a Comment