This is one of the funniest things on the whole internets. Mark Twain, a mad scientist, and it ends with a great Steely Dan tune. What else could you want? How about the rest of that song:
Such a simple idea, yet it makes a world of difference in finishing. StewMac - feel free to copy this design, I've copied enough of yours!
Sanding blocks are 1/8" neoprene foam (mousepad) glued over 1x2 & 1x3 scrap pine, with 1/4" roundovers ( makes 3/8" roundover with padding. ) Use waterproof contact cement. The large block is sized for 1/4 of a standard sheet of sandpaper, and will also take half of a 1/3 sheet piece. Small block works well for details, inside horns, etc. The neoprene grips the sandpaper exceedingly well, wet or dry, and has just the right amount of 'give' for very fine sanding.