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[Subject: Sound & Related Vibrations]
Translated in 7 languages
[Subject: Mechanics]
[Subject: Furnishing & Decorating Home]
Translated in 5 languages
[Subject: Metallurgy, Welding Equipment]
[Subject: Costume & Personal Appearance, Fashion Magazines]
Translated in 4 languages
[Subject: Furniture & Accessories]
Translated in 2 languages
[Subject: Heating, Ventilating, Air Conditioning]