1961
see 74.48
TEXT
British Standard Specification
for Salt Glazed Ware Pipes and Fittings
provides for two classes as may be specified, viz:-
1. British Standard Pipes
5% hydraulically tested and each pipe marked:-
Standard Works: BS 65 Lic. No. 22
Coed Talon Works: BS 65 Lic. No. 469
2. British Standard Tested Pipes
Each pipe individually tesred and marked:-
(as above)
Author: Standard Brick and Pipe Works
Year = 1961
Building = Industrial
Work = Heavy Industry
Extra = 1960s
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