The Economist 1847-08-28: Vol 5 Iss 209 ( ) Title The Economist 1847-08-28: Vol 5 Iss 209 Volume 5 Publisher The Economist Intelligence Unit N.A.,...
The Economist 1847-08-21: Vol 5 Iss 208 ( ) Title The Economist 1847-08-21: Vol 5 Iss 208 Volume 5 Publisher The Economist Intelligence Unit N.A.,...
The Economist 1850-08-24: Vol 8 Iss 365 ( ) Title The Economist 1850-08-24: Vol 8 Iss 365 Volume 8 Publisher The Economist Intelligence Unit N.A.,...
PD-1923Public domain in the United States//commons.wikimedia.org/wiki/File:The_Economist_1875-07-31-_Vol_33_Iss_1666_(IA_sim_economist_1875-07-31_33_1666).pdf...
States//commons.wikimedia.org/wiki/File:The_Engineering_and_Mining_Journal_1911-07-01-_Vol_92_Iss_1_(IA_sim_engineering-and-mining-journal_1911-07-01_92_1).pdf...