the aid of those best able to afford me trustworthy information, and to supply me with documents and tables of unquestionable authenticity.
To none am I more deeply indebted in this respect than to Mr. Farrer and others, of the Board of Trade, whose kindly promptitude I again acknowledge. For that part relating to France I have profited by the valuable aid of Mr. Michael Chevalier, who has not grudged the pains of carefully and critically revising the proofs of that portion of the work, and making many interesting additions to it.
Nor must I omit to record the readiness exhibited by Mr. R. B. Forbes, of Boston, United States, by Commodore Prebble, Commandant of the Philadelphia Dockyard, and by the Presidents of the New York and other American Chambers of Commerce, and to the United States authorities generally, in supplying me with official data with reference to the development of the maritime commerce of the United States.
To my own countrymen, whether Shipowners, Merchants, Shipbuilders, or Underwriters, my thanks are heartily due, and to the Directors and Managers of those large Shipping Companies which arose in the middle of the present century, both at home and abroad. And, in an especial manner I have to thank Mr. John Burns, of Glasgow (Cunard Company), Mr. Alfred Holt, of Liverpool, and Mr. B. Waymouth, the Secretary to 'Lloyd's Register.'
To enumerate all those who have so courteously and generously striven to forward the views of an historian whose only object has been to chronicle
