at://
/
app.bsky.feed.post
/
3mo6x7k6vh22c
sign in
All
4
Record
2
Post
1
PostEmbed
1
Post
by @danabra.mov
PostEmbed
by @danabra.mov
Record
by @jimpick.com
Record
by @atsui.org
+ new component
Post
A slightly hard to read map of Maine quarrying in the late 1800s. Top center = slate quarries around Blanchard, Monson & Brownville #geology #thestoryofslate #maine
3d
John Van Hoesen, Ph.D.
