The Half Frame. The combination, or half frame, a combination of the full and balloon frames, is quite generally used in the best class of dwellings, and other light frame buildings. It follows the full frame as far as the a, sill; 6, corner post; c, brace; d, stud; e, head; f,stool; g, plate; h, floor joists; k, common rafters; m, jack rafters; n, hip rafters; o, double studs; p. mortised joint; r, open mortised joint; s, mortised joint, drawbored; t, end of rafters for box cornice; w, raised or flush girts; z, sunk or dropped girts.

Fig. 19. - Mortised Joint, Drawbored.

Fig. 20. - Full Frame House.

Fig. 21. - Balloon Frame.

a, ribband, or ledger; b, wall bridging; c, 1 1/8" balloon brace; d, 2" x 4" balloon brace; e, sawed lookouts spiked to the rafter; f, brick noggin.

posts, girts, and often the braces are concerned, though the last are frequently of the balloon type, and only spiked. In the best frames of this type, the studs are mortised and tenoned at the top, and nailed at the bottom, though ordinarily they are nailed at both ends.