Wooden and plywood boat plans for amateur boatbuilders – excellent performance, simple construction, detailed step by step instructions for boats, canoes and.  altair industries driftboat plans altair offers complete plans and a construction guide for a 16′ mckenzie river drift boat. (added: 2-dec-2003 hits: 44680) my. See more of the baby tender in the builder’s gallery. the cradle boat baby tender is an adaptation of the classic yacht tender carried aboard many of the finest.