On Wednesday, May 9, 2018 at 11:37:18 AM UTC-5, Rick the antique guy wrote:
Here's a trick my Grandfather taught me how to clamp chair legs if You do not have Clamps.

https://imgur.com/zCQuZ7Z

Yep, neat. Turnbuckle concept. On the farm (old homestead), we'd tighten corner fence post bracing using a similar twist-of-a-double-wrap technique; or diagonal support for a sagging gate.

Sonny