Aperçu gratuit du livre A Practical Treatise On Caoutchouc And Gutta Percha, Comprising The Properties Of The Raw Materials And The Manner Of Mixing And Working Them; With The Fabrication Of Vulcanized And Hard Rubbers, Caoutchouc And Gutta Percha Compositions, Waterproof Substa
A Practical Treatise On Caoutchouc And Gutta Percha, Comprising The Properties Of The Raw Materials And The Manner Of Mixing And Working Them; With The Fabrication Of Vulcanized And Hard Rubbers, Caoutchouc And Gutta Percha Compositions, Waterproof Substa