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[Subject: Mechanics]
Translated by: ERNESTO RITONDALE
Translated in 77 languages
[Subject: Costume & Personal Appearance, Cosmetics]
Translated by: ISAAC SMITH
Translated in 37 languages
[Subject: Medical Equipment]
Translated by: DAVID LAURENT
Translated in 19 languages
[Subject: Metallurgy]
Translated in 8 languages