Altair (model boat plan) auxillary gaff rigged schooner with jackyard topsail, designed in 1931 by wm fife on the clyde. 1:32nd scale plans, producing a model of. Frame kit plans to make your own large scale clyde puffer model from plans. plank on frame clyde puffer plans are available here. Normal topic; hot topic (more than 20 replies) very hot topic (more than 50 replies).