Nature . best quality with Iris Diaphragm. The shutter is arranged for time ous exposures,and can be regu-lated at varying p^jce, JAMES WOOLLEY. SONS & CO., VICTORIA BRIDGE. MANCHESTER. Complete Catalogue on application. - ered in best quahi NEGRETTI & ZAMBRAS „..:iq IMPROVED. PAKTS SEPARATE. LESS CRACKING. All particulars from SOLE MAKERS: JOHN J. GRIFFIN & 20-26 SARDINIA STREET, LONDON, W,C. SELF-RECORDING RAIN GAUGE. DESCRIPTIVE PRICE LIST POST FREE. 1\VKN1I-,II AMI \IAI)K KV NEGRETTI & ZAMBRA, Scientific Instrument Makers to Her Majesty tlie Queen, 38 HOLBORN VIADUCT, Ji
Nature . best quality with Iris Diaphragm. The shutter is arranged for time ous exposures,and can be regu-lated at varying p^jce, JAMES WOOLLEY. SONS & CO., VICTORIA BRIDGE. MANCHESTER. Complete Catalogue on application. - ered in best quahi NEGRETTI & ZAMBRAS „..:iq IMPROVED. PAKTS SEPARATE. LESS CRACKING. All particulars from SOLE MAKERS: JOHN J. GRIFFIN & 20-26 SARDINIA STREET, LONDON, W,C. SELF-RECORDING RAIN GAUGE. DESCRIPTIVE PRICE LIST POST FREE. 1\VKN1I-,II AMI \IAI)K KV NEGRETTI & ZAMBRA, Scientific Instrument Makers to Her Majesty tlie Queen, 38 HOLBORN VIADUCT, JiLinchcb- 45 , , and 122 Regent Stkeet, W. NA TURE [April 13, 1899 BRITISH ASSOCIATION FOR THEADVANCEMENT OF SCIENCE, BURLINGTON HOUSE, LONDON, W. The NEXT ANNUAL MEETING of the ASSOCIATION will be held at DOVER, commencing on WEDNESDAY. SEPTEMBER 13, 1899. President-Elect :Prof. MICHAEL FOSTER, , , , of Papers proposed to be read should be sent to the House, before i. Information about local ajrangemenis may be obtained from the LocalSecretaries, Castle Hill House, Dover. G. GRIFFITH. Assistant General Secretary. THE MIDDLESEX HOSPITALMEDICAL SCHOOL. MORTIMER STKKKT, LONUON, W. The Summer Sessio
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Keywords: ., bookcentury1800, booksubjectnaturalhistory, booksubjectscience
