000 00409pam a2200157a 44500
008 160408b1969 xxu||||| |||| 00| 0 eng d
082 _a510.28
_bG271
100 _aGeerts, W.
245 1 _aWORKING WITH A SLIDE RULE
_cA PROGRAMMED TEXT
260 _aCalcutta
_bOxford & Ibh Pub. Co.
_c1969
300 _a39
650 _aSlide-Rule
700 _aWalraven, C. Van
964 _gCIRC
997 _aA23886 C
999 _c255493
_d255493