# Technology and Hilchos Shabbas 20: Grama part 3: He'aros on 120b

From **All: R Chaim Packer** by R Chaim Packer.

- **Published:** 2014-03-03T00:00:00Z
- **Duration:** 43:30
- **Audio:** https://shiurim.yutorah.net/2014/15789/817232.MP3
- **Page:** https://yutorah.org/lectures/817232
- **TorahApp:** https://torahapp.org/share/p/YU_80276_all/e/yu%3A817232