He had the rare honour of seeing his scientific papers, some previously unpublished, gathered together and published in four thick volumes during his lifetime.
Niya ang mga bihirang karangalan ng kanyang pang-agham na nakikita ang mga papeles, ilang mga dati-publish, tipunin magkasama at nai-publish sa apat na makapal na volume na sa panahon ng kanyang buhay.