Instructions to observers at the surface observations pt 1 
India Meteorological Department  
 - Delhi, The Manager of Publications  Manager of Publications  1954 
 - ii,113p 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Astronomy and Astrophysics Thesaurus<br/>Meteorologican Observations
<br/><br/><label>Universal Decimal Class. No.: </label>550.38  / IMD