Indian standard test chart for box column drilling machines 
Indian Standards Institution 
 - New Delhi  Indian Standards Institution  1963 
 - 13p. 
<br/><br/> IS 2367 : 1963 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Drilling Machines<br/>NASA Thesaurus<br/>Standards
<br/><br/><label>Universal Decimal Class. No.: </label>083.7:621.952.3  / ISI