Dating of "LDR"

[Hugo]

"LDR" (ODO undated)

Usenet, 8 December 1983

[Begin]
Long-distance relationships can work, but it is awfully difficult.  …
First LDR:.  I dated L throughout college. We went to grad schools about 300 miles apart.
[End]

https://groups.google.com/d/msg/net.singles/5selz2dEf10/iwR8FEygkOQJ

Hugo

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