Vietnam era Camillus Knives

[Kevin1881]

Can anybody tell me how to identify a Vietnam era Camillus from an earlier or later production. Are there any tell tale markings on the knife or sheath?

I'm new here, So Thank You for your help.

Kevin1881

 

[GIRLYmann]

Mark 2 markings
http://www.usmilitaryknives.com/knife_knotes_3.htm
http://www.usmilitaryknives.com/camillus.htm

 

[Kevin1881]

Thank You GIRLYmann. Much Appreciated.