æsc
This might be just a supplemental entry adding to an entry in the Main Volume.
Related §§ in Wright's OE Grammar:
In the OE text, the length is:indicated by acute accentsindicated by macronsnot indicated.
æsc
Add:I. ash-tree (v. C. D. vi. 252-3 for the large number of place-names in which æsc occurs) Æsces sceal mǽst there must be most of ash, Lch. ii. 86, 8. IV. a ship Aesc cercilus, Wrt. Voc. ii. 103, 56. Æsc cercylus, 14, 16. Ðá Deniscan leóde on Norðhymbra lande gelendon mid æscum, Hml. S. 32, 31. v. ceaster-æsc.
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A Combined List of Abbreviations.

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A Combined List of Abbreviations.