While he is a well-known Filipino chemist and scientist, there doesn't seem to be any published autobiography attributed to him.
It is possible that he wrote personal memoirs or journals that may be accessible to researchers or family members, but these would not be considered a published autobiography.
If you're interested in learning more about Julian Banzon's life and work, you can look for biographical information in:
* Academic articles and journals: Search for articles or publications that discuss his scientific contributions.
* Historical accounts: Research historical accounts of the Philippine scientific community during his time.
* Interviews and speeches: Try to find recordings or transcripts of interviews or speeches he gave during his career.
By searching through these resources, you can gather insights into his life and accomplishments.