000 00292 am a2200121 a 4500
100 1 _aKasinathan, N.
245 1 _aImproved reflex-copying
260 _aNew Delhi
_c1937
300 _a1-7 p.
942 _2udc
_cB
440 _aBulletins Of Indian Industrial Research. No. 5
901 _aS58233
999 _c101170
_d101170