000 00311 a2200133 4500
080 _a778.1
_bI 61 P
245 1 _aReprography
_bProceedings
260 _aSurrey
_bIPC Science and Technology Press
_c1971
650 _aReprography
650 _aPhotocopying
100 _a
_d
300 _a248 p.
901 _a124492
999 _c89923
_d89923