And what a nastyass stale butt it was too, already smoked once and picked out of the ashtray, tasting burnt smoke.

The logical connective OR can be seen to correspond to the logical constant unless.

[…] they had no sense of their condition; they were happy in a flowery, an arborous Sicilian garden: the volcano was below, and the giant earthquake only asleep.

Neither of these pronominal compounds was found in current sources.