Designed by Robert Sandfield  and Crafted by Perry McDaniel At first glance, this one resembles a slightly enlarged Sandfield Joint, except that someone has taken a bandsaw to it and cut out one of the corners – leaving the inside edges significantly rougher than the rest of the puzzle. (Nice touch, that!) Interestingly on this puzzle, a casual shake of the puzzle reveals something rattling around inside… treasure perhaps, or just part of the locking mechanism – who knows, eh? ;-) The ...

The Triple Dovetail Triangle is number 3 in Robert Rose's Mental Block Puzzles series. It is exceptionally sturdy and beautifully machined from aluminum.Shipping will be calculated after the auction ends.PayPal Family & Friends accepted.