Events
Include expired: true
and City: Adelaide or Amsterdam or Bogota or Fribourg or Heidelberg or Leuven or New Mexico
and Sponsors: Zeiss or International Union of Pure and Applied Chemist... or KU Leuven
Include expired: true
and City: Adelaide or Amsterdam or Bogota or Fribourg or Heidelberg or Leuven or New Mexico
and Sponsors: Zeiss or International Union of Pure and Applied Chemist... or KU Leuven