Hr Private finance.
Ht Taxation and Public finance.
Hu Tariff.
Hw Property, Capital.
Hz Consumption.

I Demotics, Sociology.
Ic Crime.
Ig Charity.
Ih Providence.
Ik Education.

J Civics, Government, Political science.
Ju Constitutions and Politics.

K Law and Legislation.
Kd Public documents.

L-Q Natural sciences.
L General works, Metrics.
_L Number and space._
Lb Mathematics.
_Lh-Lr Matter and force._
Lh Physics.
Lo Chemistry.
Lr Astronomy.
_M-Q Matter and life_
M Natural history.
Mg Geology, incl. Mineralogy, Crystallography,
Physical geography, Meteorology,