Suchergebnisse für „Inventors“

Men of Invention and Industry

Samuel Smiles, Samuel Smiles

1888 · Gut

45 €

His letters and journals

Samuel F. B. Morse, S. F. B. Morse

1920 · Gut

30 €

From immigrant to inventor

Michael Idvorsky Pupin

1923 · Ausreichend

15 €