A Brief History of Forestry in Europe, the United States and Other Countriesarchive.org·2 pts·mymythisisthis·1
The Circle, from Davies' 1866 Publication, Elements of Analytical Geometrygron.ca·1 pts·mymythisisthis·1
We still used lead, and paper, to protect cables, like a 100 years agovwcable.com·3 pts·mymythisisthis·3