FIRST , Every Person desiring to deal with the said Patentees , may have one Engine or more with its Appendances , together with Directions how to manage and place the same , paying for each Engine and its Appendances , that will make about ninety Gallons of Water fresh in 24 Hours , the Sum of eighteen Pounds .

Every one buying an Engine , is also to buy as much of the Ingredients for this Operation as will keep the same going at least six Months , at the Rate of one shilling for as much as makes about ninety Gallons of Water .

Every one dealing for an Engine , and the quantity of Ingredients aforesaid , is to enter into Covenants with the Patentees by Articles indented under Hand and Seal , as followeth ; First , That he shall not sell or dispose of the said Engine or Ingredients , without License first had from the Patentees , under their Hands and Seals . Secondly , That he shall not use , nor suffer the said Engine or Ingredients to be used on Shore , without License from the Patentees , neither shall he directly or indirectly make , cause , or suffer to be made , any Engine in imitation of that of the Patentees , nor shall use any other Engine or Ingredients than what he shall buy of the Patentees , during the Grant of His Majesty to the said Patentees , without their License in Writing , under their Hands and Seals . Thirdly , That when he hath expended the Quantity of Ingredients first bought , he will from time to time buy a like Quantity from the said Patentees , which they will be obliged to afford at the like Rate . Fourthly , That he will pay unto the said Patentees , as a Praemium for their Invention of this Beneficial Art , six pence the Tun yearly , for the Tunnage of every Ship , in which they shall carry an Engine , the one Moiety in hand , on the delivery of the Engine , and the other at six Months after . Fifthly , If any one sells his Ship , or Interest in such Ship , and desires to be discharged of the afore-mentioned Covenants , bringing the Buyer , or some for him , to the Patentees Office , and procuring him or some for him to enter into Articles of the like tenor , his Articles shall be delivered up cancell'd .

If any one after the first Voyage shall not think it convenient to use the said Engine and Ingredients , returning to the Patentees at the Office their Engine and Appendances , with the remainder of the Ingredients , not being damnified , he shall be discharged of the above Covenants , and repai'd the Moiety of the Money first paid for the Engines and Appendances , and also one Moiety according to the quantity of Ingredients returned as above .

If any Engine and Ingredients be used on Shore , the Praemium for each Engine shall be proportionably cheap , with respect to the advantages , the Parties agreeing with the Patentees may have by it , and they shall also covenant not to use or suffer to be used the said Engine and Ingredients on Ship-board without Licence from the Patentees .

Upon these Conditions , the Engine and Ingredients ( which may be carryed either by Sea or Land ) together with the Directions for the use thereof , shall be ready from and after the twentieth day of August next , at the Patentees Office kept in Lothbury near the Royal Exchange , which will always be open from ten of the Clock in the Morning till one . And all Persons who are willing to agree upon these Terms , may be pleased to subscribe their Names , or to order some one for them to accept of these Conditions , for which Books shall be always ready at the said Office in Lothbury , and at Mr. John Gandy's at the sign of the Ship over against the Royal Exchange .

All the above Charges , together with the Price of Firing , and the Interest of the first cost of the Engine and its Appendances , as also the Praemium being duely computed , the Water notwithstanding will come under one half penny the Gallon , and the Room which the Fewel takes up for Stowage , and the few Casks to be imployed in the making and receiving this prepared Water , will be less then the Vid . Dr. Grew's Treatise , call'd New Experiments , fol. 14. tenth part of the Stowage now imployed for Water only .

All Persons desirous to deal with the Patentees , whose Occasions will not permit them to come to London , shall have the Agreements which are to be signed , sent to such convenient Places as the said Parties shall desire , which they may communicate to the Patentees by Letters to their Office in Lothbury .

All Parties who please to be further informed of the great Advantages they may receive by this Invention , ( both as to Health and Profit ) may have delivered to them two Treatises written on this Subject in most Languages now used , at the Patentees Office in Lothbury , or at the Ship in Cornhil , over against the Royal Exchange , London .