A. Russell Bond, The Scientific American Boy; Or…
“ A cleat is nailed over each notch, as shown in Fig. 248, forming forks to hold the corner pieces. The long spreaders are now forced down until they meet the short spreaders, to 239 which they are tied with waxed string. The long spreaders may be nailed to the corner sticks by driving brads right through the cloth into the cleats and the sticks. ”
