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Sergio K. Hernández
Local history in San Francisco
- 🇺🇸 San Francisco, California, United States
- Since 2014
- English
Local history is what I do, mostly for the love of it. People around San Francisco know me from San Francisco Youth Network.
I carry a notebook everywhere. It sounds silly but it works.
More about Sergio
If you've come across my work, I hope it made your day a bit better.
What you do
What gifts mean to Sergio: Any gift helps me keep sharing this for free.
Messages of thanks
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- Daniela Martina BattagliaCommunity member🇮🇹
You've done so much for San Francisco. Greetings from Messina.
- Anonymous 🇰🇪 · $46
- Vanessa R. Abad 🇵🇭 · $5