See first quotation.
1829. The neighbours assisted him to raise another smaller cabin, in the language of the country, a logpen, covered and daubed in the same manner, but without a chimney.T. Flint, George Mason, p. 10 (Boston).
1836. At the point where the stream, breaking over the rocky ledge of which I have spoken, swept away around the shoulder of the platform, was placed a small log pen.Beverly Tucker, The Partisan Leader, p. 297 (N.Y., 1861).
1853. See Appendix XXIV.