Fifty-fifth annual report of the chemical examiner's department, Bengal for the year 1929 / 
Government of Bengal. 
 - Calcutta:  Bengal secretariat book depot,  1930 
 - 24 p.,  21 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemical technologists - Report
<br/><br/><label>Dewey Class. No.: </label>660.09205  / GOF,1930