Open University Educational Enterprises Ltd. <br/><br/>
Sulphuric acid : Lead chamber process  [VHS Tapes]. 
Open University Enterprises Ltd. 
 - Milton Keynes  Open University 
 - 24mins 
 - A second level course : technology and change, 1750-1914; A281/03 .
<br/><br/><label>ISBN: </label> 0.00 
<br/><br/><label>Subjects--Personal Names: </label><br/>Technology.
<br/><br/><label>Dewey Class. No.: </label>TP/215  / SUL