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 concurred, on the ground that both the machines in question were infringements of Heathcoat's patent. It was on the occasion of this trial, "Boville v. Moore," that Sir John Copley (afterwards Lord Lyndhurst), who was retained for the defence in the interest of Mr. Heathcoat, learnt to work the bobbin-net machine in order that he might master the details of the invention. On reading over his brief, he confessed that he did not quite understand the merits of the case; but as it seemed to him to be one of great importance, he offered to go down into the country forthwith and study the machine until he understood it; "and then," said he, "I will defend you to the best of my ability." He accordingly put himself into that night's mail, and went down to Nottingham to get up his case as perhaps counsel never got it up before. Next morning the learned sergeant placed himself in a lace-loom, and he did not leave it until he could deftly make a piece of bobbin-net with his own hands, and thoroughly understood the principle as well as the details of the machine. When the case came on for trial, the learned sergeant was enabled to work the model on the table with such ease and skill, and to explain the precise nature of the invention with such felicitous clearness, as to astonish alike judge, jury, and spectators; and the thorough conscientiousness and mastery with which he handled the case had no doubt its influence upon the decision of the court.

After the trial was over, Mr. Heathcoat, on inquiry, found about six hundred machines at work after his patent, and he proceeded to levy royalty upon the owners of them, which amounted to a