Add your stock with prices to see what the boards cost.
You’ll need
Planed pine boards21 × 95 mm, 21 × 70 mm
2 nails at every joint35 mm long, 2 mm across, never both along the same grain
Hammer, hand saw, tape measure and pencil, squareNo glue, no special joints
Cut list and shopping list only, for nowThis piece doesn’t have a 3D guide yet. For assembly, follow the plate on page 14. The lengths are Mari’s, in the nearest boards you can buy; where his boards met at 25 mm, check the fit before cutting the last pieces.