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free from hidden dangers. It is land-locked, and has five fathoms of water. The rise of tide is said to be twentyfive feet. The bay abounds in turtle, fish and game.

Important changes developed by the re-survey in Nantucket Sound, have been indicated upon the charts of the locality issued by the Coast Survey Office since October 31, 1889.

The re-survey of Cape Charles Shoals in 1888, by Lieut. M. L. Wood, U. S. A., assistant in the Coast Survey, has developed a complete change in the shoals off Cape Charles, at the entrance of Chesapeake Bay, and has located a new channel, called the "Northwest channel," across these shoals. This channel has a least depth of twenty-three feet at mean low water. The new hydrography will be shown upon new editions of Coast Survey charts which will be ready about November 15th.

A recent examination of the St. John's River entrance, Florida, by Capt. W. M. Black, U. S. A., Corps of Engineers, has shown marked changes, due to the extension of the north jetty and the work of harbor improvements by the United States Engineers. These changes have been indicated upon the charts issued by the Coast Survey Office since October 25th.

Lieut. T. D. Bolles of the U. S. S. Monongahela reports that September 14, 1889, his vessel passed within about four miles of the chartered position of Corinthian Shoal or reef (South Pacific Ocean), indicated in about latitude 8 55' S.; and longitude 170 15' W. The day was bright and clear, with sufficient sea to have caused a break on the surf, but no indications of a shoal were observed. H.

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Authors are responsible for the contents of their respective papers.

CONTENTS

Pará and the Amazons (in 1888), by WILLIAM BUTLER OGDEN, F.A.G.S.,

The South African Republics, by MISS A. RUSSELL,

Definitions of Geographical Names, etc.. by KONRAD GANZENMÜLLER, PH.D.,
Problem of Interoceanic Communication, etc., by A. DE GOGORZA,

The Raiyan Moeris, by COPE WHITEHOUSE,

Geographical Notes, by GEO. C. HURLBUT,

Washington Letter,

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