Melvin Alken Student Assistant Name M.Y. Alken Telephone 071 5275400 E-mail m.y.alken.2@umail.leidenuniv.nl Student Assistant Science Lorentz-Center Lorentz-Center Work address Oort Niels Bohrweg 2 2333 CA Leiden Room number 357 Contact 071 5275400 m.y.alken.2@umail.leidenuniv.nl Employee Old Observatory Science Sterrewacht Sterrewacht Contact 071 5272727 alken@strw.leidenuniv.nl No relevant ancillary activities Share on Facebook Share on X Share on LinkedIn Share by WhatsApp> Share by Mastodon