# jwalgran/postgis-introduction

> A presentation for the January 2013 meeting of the Philly PostgreSQL User Group

- **Canonical URL**: https://githubrepo.cloud/repo/jwalgran/postgis-introduction
- **GitHub Repository**: https://github.com/jwalgran/postgis-introduction
- **Maintainer / Creator**: https://github.com/jwalgran
- **Discovered On**: Sep 26, 2026

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