000 00475nam a22001457a 4500
999 _c41441
_d41441
008 260414b ||||| |||| 00| 0 eng d
020 _a9781853392665
100 _aGaspe Amura
245 _aClay testimg ;
_bA manual on the clay/non -clay ratio measurements technically /
_cby Amura Gaspe , Peter Messer and Pete Young .
260 _aLondon
_bIntermediate technology
_c1994
300 _avi, 17p.
_billus
500 _ait includes appendix
650 _aClay
942 _cBK