A helical scan with a pitch of zero is equivalent to constant z-axis scanning.

Two ruined Qasrs stand sentinel over the eastern approach to the oasis; behind them are three small patches of Ithil trees, between which and the village stand a dozen walled palm-groves […]

Thus the eternal relatedness is of the form — the είδος —; the emergent actual occasion is the superject of informed value; value, as abstracted from any particular superject, is the abstract matter — the ϋλη — which is common to all actual occasions and the synthetic activity which prehends valueless possibility into superjicient informed value is the substantial activity.

So ended shee: and then the next in rew Began her mournfull plaint, as doth ensew