Task: Translation
Input (English): English sentence: He had the rare honour of seeing his scientific papers, some previously unpublished, gathered together and published in four thick volumes during his lifetime.
Output (Tagalog): 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.