Ether and Relativity Leiden Address
Delivers his Leiden inaugural lecture on ether and relativity, arguing that general relativity permits a physical spacetime structure without a mechanical luminiferous ether.
Albert Einstein · Event
Delivers his Leiden inaugural lecture on ether and relativity, arguing that general relativity permits a physical spacetime structure without a mechanical luminiferous ether.

Delivers his Leiden inaugural lecture on ether and relativity, arguing that general relativity permits a physical spacetime structure without a mechanical luminiferous ether.