The key initial quantum electrodynamics experiments:
The Magnetic Moment of the Electron by Kusch and Foley (1948) Updated 2024-12-15 +Created 1970-01-01
Published on Physical Review by Polykarp Kusch and Foley.
journals.aps.org/pr/abstract/10.1103/PhysRev.74.250, paywall as of 2021.