BS3921 1985 specification for clay bricks.

Format: Book
Published: London: British Standards Institution, 1985.
Edition:Second revision ed.
Subjects:
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020 0 0 |a 0580146421  
090 0 0 |a TH1611   |b BRI 1985 
245 0 0 |a BS3921 1985 specification for clay bricks. 
250 0 0 |a Second revision ed. 
260 0 0 |a London:   |b British Standards Institution,   |c 1985. 
300 |a ii, 20p.;   |c 30cm. 
650 0 0 |a Civil engineering --   |x Standards, Engineering