Lets see some old turkey hunting pics. Ones from when gas was cheep, there were two kinds of camo (spring and fall), everyone had a Linch world champion box call and screw in chokes were a new theng.
(http://i63.photobucket.com/albums/h159/1joker_2006/IMG_NEW.jpg)
Here is one when Treebark was the "new" camo. I'm in the center holdong the turkeys.
I would guess that is around 1970-75
Heres a post from last week.
http://oldgobbler.com/Forum/index.php/topic,16735.0.html
Trebark camo was introduced in 1980.
Thanks, I didn't see that post. My Pick was from the early 80's.