Oh, I don't know, Ed. Effective range of 20,000 yards, no batteries or electronics to fail, 60 years old and still going strong. I wouldn't call that useless. JMHO.
These are still very useful.
I knew there was a reason I have kept mine...
Ed
"Not in an open forum, where truth has less value than opinions, where all opinions are equally welcome regardless of their origins, rationale, inanity, or truth, where opinions are neither of equal value nor decisive." Ken Howell
