00544cam a22002051i 4500 1038597 BD-DhUL 20150407115418.0 091015s1927 enk 00000 eng d BD-DhUL BD-DhUL 517.6 STI Steffensen, J. F. (Johan Frederik), 1873- Interpolation / J. F. Steffensen. London : 1927. ix, 248 p. : ill. ; 23 cm Includes Index. Interpolation. ddc BK 2001 517 STE 36203 36203 0 0 ddc 0 517_600000000000000_STI 0 NFIC 67227 DUSL DUSL GEN 2015-04-07 Purchased 517.6 STI 324782 2015-04-07 2 2015-04-07 BK