Spin disk

technology

Socket wrench accessory

Quick Facts

Year: Unknown
Category: technology
Inventors: Unknown

A comprehensive historical data encyclopedia. Structured data on famous people, birthdays, events, and more — for researchers, students, and the curious.

Directories

By Date
Deaths by Date
By Country
By Year
Events by Date
Wars & Conflicts
People Profiles
Population Data
Population Pyramids
Economic Data

Project

About Us
Data Methodology
Citation Guide

Legal

Privacy Policy
Terms of Use
CC BY-SA 4.0

Data sourced from Wikidata and Wikipedia under Creative Commons licenses.