British Standard Institution. <br/><br/>
Metal scaffolding : part 4. Specification for prefabricated steel splitheads and trestles  [Books]. 
British Standards 
 - London  British Standards Institution  1982 
 - Pages: 3 
 - B. S. 1139 : part 4 : 1982. .
<br/><br/> Notes Registration No: 3832 (1am) Serials holdings Stg9.50 
<br/><br/><label>ISBN: </label> 0.00 
<br/><br/><label>Subjects--Personal Names: </label><br/>Scaffolding, Metal -- Specifications.
<br/><br/><label>Dewey Class. No.: </label>REF TH/5281  / BRI