æppel-tún
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.
æppel-tún
AddÆppeltún pomerium, Wrt. Voc. i. 84, 53. Eappultún, Ps. Srt. 78, 1. '' mǽnde úre Drihten ðá treówa ðe on æppeltúne weaxað, Hml. Th. ii. 406, 10. On æppeltúne gán anxsumnysse getácnað, Lch. iii. 206, 17. Binnon his æppeltún in hortum arboribus consitum, Hml. A. 100, 269. On orcgearde . . . on æppeltúnum in hortis, Past. 381, 14, 16.
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A Combined List of Abbreviations.