I would Guess since most of the Paths back then were still Indian paths,
they Followed Creeks. & like Indians, Best spots to set up were at spots where creeks Met creeks, streams and maybe the rivers if the site was still well concealed.
Most likely any spot that was easy to turn into a private Cave.
Like impression in the Ground or Large Downed Tree or Rock Ledge.
Any place he could Slip in And Cover with Leaves & Branches in a
moments notice.
The reason Most Robbers Caves Can't be found because People Imagine all Caves Looking like
PeeWee behind Lykens
View attachment 1526474
0r larger.
here is a pic of Lewis' Cave in Doubling Gap
View attachment 1526475
To the untrained Eye , it's just a Land slide in the side of a hill.
but is Big enough to Conceal a Body Or cache
and yes "accomplices" actually John Connelly and Felix McGuire are 2..
Though if I remember right, not real Trustworthy.
Been awhile since I read anything on them.
A Counterfeiter's Paradise: The Wicked Lives and Surprising Adventures of ...
https://books.google.com/books?id=4...#v=onepage&q=robber lewis and mcguire&f=false
Full text of "The life and adventures of David Lewis, the robber and counterfeiter"
https://archive.org/stream/lifeadventuresof00lewi/lifeadventuresof00lewi_djvu.txt