400 



ANNUAL OF SCIENTIFIC DISCOVERY. 



TABLE SHOWING THE NUMBER OF PATENTS, RE-ISSUES, DESIGNS, 



AND ADDITIONAL IMPROVEMENTS, GRANTED AT THE PATENT 



OFFICE IN WASHINGTON DURING THE YEAR 1852. 



Whole number of Patents, 885 



Re-issues, 21 



Designs, 106 



Additional Improvements, 2 



Total, 1,014 



TABLE SHOWING THE NUMBER OF PATENTS ISSUED TO CITIZENS 

 OF DIFFERENT STATES DURING THE YEAR 1852. 



Maine, 7 



New Hampshire, 18 



Vermont, 18 



Massachusetts, 148 



Connecticut, 52 



Rhode Island, 18 



New York, 339 



New Jersey, 21 



Pennsylvania, 159 



Delaware, 2 



Maryland, 18 



Virginia, 11 



North Carolina, 1 



South Carolina, 2 



Georgia, 7 



Alabama,; 2 



Mississippi, 4 



Louisiana, 2 



Arkansas, 2 



Tennessee, 6 



Kentucky, 6 



Ohio, 81 



Michigan, 7 



Indiana, 16 



Illinois, 24 



Missouri,. 4 



Florida, 



Texas 



Iowa, 3 



Wisconsin, 1 



California, 2 



District Columbia, 8 



Foreign, 25 



Total, 1,014 



OBITUARY 



OF PERSONS EMINENT IN SCIENCE. 1852. 



Philander Anderson, an eminent American engineer, constructor of the great dam, 

 Holyoke, Mass. 



Woods Baker, Assistant United States Coast Survey, died of injuries received at the 

 explosion of the Reindeer, Hudson River, September, 1852. 



Prince Maximillian Beauharnais, of Russia, somewhat distinguished as a chemist and 

 naturalist. 



M. Fleurian de Bellevue, a French mineralogist, member of the Academy. 



Jacob Bell, of New York, the builder of the celebrated steamships Atlantic, Pacific, etc. 



Captain Brown, R. N., inventor of chain bridges and suspension piers. 



George Buchanan, an eminent Scottish engineer. 



Prof. Buchner, a distinguished chemist, Munich, Germany. 



Robert Byrson, F. R. S,, an eminent mechanician of Scotland. 



Prof. Chipman, Professor of Mineralogy, Horton College, Nora Scotia, drowned while 

 on a scientific expedition. 



William Clark, a distinguished member of the Institution of Civil Engineers, England. 



Isaac Cullimore, an eminent English writer on the cuneiform language of the Asyrians, 

 and on the Antiquities of Egypt. 



Prof. Couper, an English mechanic and chemist, well known for his connection with 

 the Great Exhibition, and his improvement on the power-press. 



John Dalrymple, an English surgeon, celebrated for his researches on the eye. 



M. Dize, an eminent French chemist. 



George Dolland, the eminent London optician. 



Alfred Dolman, an English explorer of South Africa ; murdered by the Hotentots. 



A. J. Downing, the eminent American horticulturalist ; drowned at the burning of the 

 Henry Clay, Hudson River. 



Dr. Drake, author of the Diseases of the Valley of North America. 



Dr. Eisenstein,the successor of Jacobi in the Academy of Berlin, and the most eminent 

 mathematician of Germany. 



