2.
On the Conservation of Solar Energy: A collection of papers and discussions
by C. William Siemens Siemens
ISBN: 9783337217990
List Price: $18.90
3.
Ueber Brennstoff Ueber Gewinnung von Eisen und Stahl durch direktes Verfahren (German Edition)
by C. William Siemens, NA Bohlen
ISBN: 9783642982224
List Price: $69.95
5.
Fuel, And, to Which Is Appended the Value of Artificial Fuels as Compared With Coal (Classic...
by Siemens, C. William, C. Wil...
ISBN: 9781332234172
List Price: $9.57
10.
Fuel, and, to Which Is Appended the Value of Artificial Fuels As Compared with Coal (Classic...
by Siemens, C. William
ISBN: 9780428238339
List Price: $26.12