That is the symbol for a telephone line.

Stanley D. Stevens
Librarian Emeritus
UC Santa Cruz

On Mon, Jan 20, 2020 at 8:04 PM David Hodnefield <[log in to unmask]>
wrote:

> Howdy folks.
>
>
>
> I have a client who is trying to figure out what the symbol “T” means on a
> USGS topographic map (see below).  The map is from 1940 and I don’t see any
> interpretation of it on the USGS key of symbols (
> https://pubs.usgs.gov/gip/TopographicMapSymbols/topomapsymbols.pdf).  My
> suspicion is a transmission or telephone line, but that’s only a guess.
> Thanks for your help.
>
> [image: cid:image001.jpg@01D5CFBA.0C471770]
>
>
>
>
>
> [image: cid:image002.jpg@01D2F71A.D4FBAE40]
> <http://www.historicalinfo.com/fimo/>   [image: seemoreincolor]
>
>
>
> *David Hodnefield*
>
> *President*
>
> [log in to unmask]
>
> 952-253-2004 ext 111
>
>
>
> *Historical Information Gatherers (HIG)*
>
> www.historicalinfo.com/fimo/
>
> [image: LinkedIn-Logo-02] <https://www.linkedin.com/organization/2985404>[image:
> facebook icon]
> <https://www.facebook.com/search/top/?q=historical%20information%20gatherers%20-%20hig>[image:
> twitter icon] <https://twitter.com/HistoricalInfo1>[image: youtube icon]
> <https://www.youtube.com/playlist?list=PLftxFDJe-tuucvIyAujnPQa7mKcddUAED>
>
>
>
>
>
>
>