Who can identify this map?

[Broch]

The photo below is of a map shown on a Gettysburg video in the Books and Media forum. I'm kind of obsessed with maps. Can anyone identify this map? Thanks!

 

[Sheltowee]

Looks to be drawn by T. Ditterline. You can buy here-

Field of Gettysburg, July 1st, 2nd & 3rd, 1863 by T. Ditterline

Civil War Gettysburg 1863

www.americanmapstore.com

 

[PA Gary]

Here's a link to the American Battlefield Trust site with some information about this map:
https://www.battlefields.org/learn/maps/battle-gettysburg-ditterline

 

[Broch]

I believe you are correct Sir! Thanks and thanks also for link to ABT site.