RT Book
T1 Essays, scientific, political, and speculative
A1 Spencer, Herbert 1820-1903
LA English
PP New York
PB D. Appleton and company
YR 1904
UL https://ixtheo.de/Record/1893304078
NO On verso of t.-p.: Authorized edition
CN B 1653
K1 Science
K1 Political Science
K1 Philosophy