Viewing profile — lmum
lmum
HN member- Joined
- Fri, Dec 28, 2018, 6:57 PM UTC
- HN karma
- 2
- Public activity
- 1 items
- HN profile
- View on Hacker News ↗
About lmum
No profile information was provided.
Recent public activity
-
comment
Comment #39113431
I added a set of arroyos in New Mexico using USGS quadrangle sheets, which originate from digital elevation models and ground surveys in the 1980s. They're tagged as "intermittent …