And seíd | e thís 's | a shórt | conclú | sioun.
And frequently elsewhere. In the present case, both _this_ and _is_ are
unaccented, which is much harsher than when _this_ bears an accent.
I find that Ten Brink has also noted this peculiarity, in his Chaucers
Sprache, § 271. He observes that, in C. T. Group E, 56, the Ellesmere and
Hengwrt MSS. actually substitute _this_ for _this is_; see footnote; and
hence note that the correct reading is--'But this his tale, which,' &c. See
_This_ in Schmidt, Shak. Lexicon. Cf. l. 620.