In the third game he revived a breakdown to complete a quintuple peel.
The five mathnawis, from the Makhzan to the Haft Paikar, form Nizami's so-called "Quintuple" (Khamsa) or "Five Treasures" (Panj Ganj), and have been taken as pattern by all the later epic poets in the Persian, Turkish, Chaghatai and Hindustani languages.
Thus, supposing that moo lb of coal were required to work a single vacuum pan, evaporating, say, 6000 lb of water in a given time, then 500 lb of coal would be required for a double-effect apparatus to do the same work, 333 lb for a triple effect, 250 for a quadruple effect, and 200 lb for a quintuple effect.
In 1842, when the Quintuple Treaty was negotiated by representatives of England, France, Prussia, Russia and Austria for the suppression of the slave trade by the exercise of the right of search, Cass attacked it in a pamphlet entitled" An Examination of the Questions now in Discussion between the American and British Government Concerning the Right of Search," and presented to the French government a formal memorial which was probably instrumental in preventing the ratification of the treaty by France.
That evaporation in vacuo, in a multiple-effect evaporator, is advantageous by reason of the increased amount of sugar obtained from a given quantity of juice, and by reason of economy of fuel, there is no doubt, but whether such an apparatus should be of double, triple, quadruple or quintuple effect will depend very much on the amount of juice to be treated per day, and the cost of fuel.
