The definitions I've
here for three types of
are neither verbatim nor exact, and may not even be 1,000%
accurate although they do come pretty
to total accuracy.
in the last weekend of August 1978.
In doing my
before publishing this essay, I made extensive
to determine the exact
of these definitions. The manual from which the
was delivered and in which these definitions were transcribed, was
removed from circulation by request when the
was retired in December 1984. So the exact, verbatim
definitions are no longer available.
here is therefore
less) than derivations of my own careful recollection of them,
which draw on those of the eight
of the day with whom I consulted.