SLS : 402 : 1976 : Leather-sampling number of items for a gross sample
- Colombo BUREAU OF CEYLON STANDARDS 1976
- 06p.
STD2582
SLS 402 : 1976
a765.001.4
SRI LANKA-STANDARDS
STANDARDS-SRI LANKA
675.001.4
STD2582
SLS 402 : 1976
a765.001.4
SRI LANKA-STANDARDS
STANDARDS-SRI LANKA
675.001.4