General guide to the exhibition halls of the American Museum of Natural History . d 142. STATISTICS OF NUMBERS REACHED BY THE MUSEUM AND ITSEXTENSION EDUCATIONAL SYSTEM 1920 1930 1931 1932 1933 Lectures to School Children and clasM-> visiting the Museum for 157,168 214,153 226,552 220,482 ,..38 Meetings of Scientific Societies and Other Meetings and Lectures 45,936 5(1,040 20,330 23,042 18,528 Total 203,104 270,793 246,882 243,524 178,0ti(i Attendance in Exhibition Halls 712,529 870,601 882,309 789,741 924,030 Total attendance for all Purposes 915,633 1,147,394 1,129,191 1,033.


General guide to the exhibition halls of the American Museum of Natural History . d 142. STATISTICS OF NUMBERS REACHED BY THE MUSEUM AND ITSEXTENSION EDUCATIONAL SYSTEM 1920 1930 1931 1932 1933 Lectures to School Children and clasM-> visiting the Museum for 157,168 214,153 226,552 220,482 ,..38 Meetings of Scientific Societies and Other Meetings and Lectures 45,936 5(1,040 20,330 23,042 18,528 Total 203,104 270,793 246,882 243,524 178,0ti(i Attendance in Exhibition Halls 712,529 870,601 882,309 789,741 924,030 Total attendance for all Purposes 915,633 1,147,394 1,129,191 1, 1,102,096 Lectures to Pupils in the Schools 26,456 19,512 8,248 23,006 31,818 Number reached bv Motion Picture Service 1,725,865 3,764,505 7,423,708 10,458,181 ,628 Number reached bv Lantern Slide Service . 8,550,181 15,588,403 17,392,790 17,019,882 ,690 Number reached bv Circulating Collec-tions 1,857,729 3,194,647 2,567,537 3, ,176 Bear Mountain Nature Trails 283,000 300,000 350,000 Grand Total 13,075,864 23,714,461 28,804,474 32,651,197 32,286,408. BLIND CHILDREN STUDING NATURAL HISTORY Only through their souse of touch are the blind able to see the objects in the world aroundthem At the American Museum, children of the New York City Schools who are so handicappedhave the opportunity, under sympathetic instruction, to handle and learn all about animals, birds, flowers, and minerals ENTRANCE ARCHWAY Under the arch on Seventy-seventh Street, before entering the Museum, one notices the Bench Mark established by the V. S. Geological Survey in 1911, on which are inscribed theBench Mark ^^ ^ longitu<Jej 40° 4(y 47 ,7- X 73^ 58< 41 \Y., and height above sea level, 86 feet. On the right is a pothole from Russell, St. Lawrence Co., X. V.,formed by an eddy in the waters of a stream beneath the melting iceGlacial of the glacier that covered northern New York State. ThePothole stream carried pebbles that, whirled around the eddy,cut and ground this hole


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Keywords: ., bookcentury1900, bookdecade191, booksubjectnaturalhistorymuseums