首页 / 官方藏书 / Practical Stair Building and Handrailing / By the square section and falling line system. / PLATE X. DETAILS OF CONSTRUCTION, SHOWING AN APPARATUS FOR MARKING THE LENGTH AND CUTS OF BALUSTERS AROUND THE CIRCULAR PARTS.
首页 / 官方藏书 / Practical Stair Building and Handrailing / By the square section and falling line system. / PLATE X. DETAILS OF CONSTRUCTION, SHOWING AN APPARATUS FOR MARKING THE LENGTH AND CUTS OF BALUSTERS AROUND THE CIRCULAR PARTS.