Ernst Otto Rhrig

1 book

Jul 24, 2010
Cover of A Practical Treatise on Metallurgy, Adapted from the Last German Edition of Professor Kerl's Metallurgy (Volume 3); Steel, Fuel; Supplement

A Practical Treatise on Metallurgy, Adapted from the Last German Edition of Professor Kerl's Metallurgy (Volume 3); Steel, Fuel; Supplement