000 00516nam a22001697a 4500
008 230424b |||||||| |||| 00| 0 eng d
040 _aNational Science Library
_cNational Science Library
080 _a667.56
_bJ3
100 _aGodbole , N N
_93026
245 _aManufacture of lead and slate pencils slates, plaster of paris, chalks, crayons and tailors' chalks
250 _a2nd ed.
300 _a91p.
365 _b5.00
_cINR
650 _aChemical technology
653 _aPencils
942 _2udc
_cREF
999 _c22816
_d22816