SLS 429 : 1977 : Specification for concrete lighting columns
- Colombo BUREAU OF CEYLON STANDARDS 1977
- 23p.
STD2617
SLS 429 : 1977
a628.971.6:666.98
SRI LANKA-STANDARDS
STANDARDS-SRI LANKA
628.971.6:666.98
STD2617
SLS 429 : 1977
a628.971.6:666.98
SRI LANKA-STANDARDS
STANDARDS-SRI LANKA
628.971.6:666.98