Building a boat skeleton 2 Frame molds screwed to the backbone, held in place with a tempororary batten. Frame molds screwed to the backbone, held in place with a temporary batten. Detail showing brackets attaching the molds to the backbone. Note that the thickness of the stringers and frames has been subtracted from the upper parts of the molds. Unless I am mistaken, this boat was lofted to the inside of the planking. Another view of the molds on the backbone. The rabbet can be seen on the stem and keel. Another view of the molds on the backbone. The molds have been braced against the ceiling for added stability, after they were squared and plumbed relative to the backbone. Molds braced against the ceiling. The rabbet is clearly visible from the stem to the stern timbers. Aft view of the frame molds on the backbone. Aft-most frame mold. The transom has been added to the backbone. Someone (probably Trumbly explaining to a student) has written "bearding", what seems to be "middleline", & "rabbet" on the aft part of the keel. <Prev. Next>