RV-7
Lord Kelvin:
“I often say that when you can measure what you are speaking about,
and express it in numbers, you know something about it; but when you
cannot measure it, when you cannot express it in numbers, your knowledge
is of a meager and unsatisfactory kind.”
Last edited by BillL : 12-05-2019 at 08:42 AM.
Reason: photo access repaired.
Cold Lake, Long Shadows
Linear Mode
