Routledge's decimal ready reckoner
with all computations from 1/2p to £2.0.0.0, and 40 other values of special importance for metrication conversions
Decimal ready reckoner
text
enk
London
Routledge & K. Paul
1969
monographic
eng
[454] p. 20 cm.
Metric system
Conversion tables
Ready-reckoners
QC94 .R67
511.1083 ROD
0710066600
78488154
DLC
701007
20170615122738.0
1333049