So for MacLachlan, the wine and water do ultimately mix, but not before acting roughly as Galileo had said they would. Galileo, he is sure, actually witnessed the experiment, and so was able to describe its results with some precision. But, as it took Antonio Beltrán 25 years to point out, again in Isis (1998), the fact that the experiment can be done does not mean that Galileo actually performed it, and it is just as possible that, as Koyré had suggested, Galileo merely used a well-known example. Beltrán's evidence? The only similar experiment he can find is in Ambroise Paré's Des monstres et prodiges (1573):