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1. A hand-operated fibre ribboner /   Publication: London : Tropical Products Institute , 1979 . 11 p. : Date:1979 Availability: Copies available: Turkeyen Campus Science & Technology [TJ 1345 B43] (2), Actions: Add to cart
2. A pedal-operated grain mill /   Publication: London : Tropical Products Institute, 1979 . 32 p. : Date:1979 Availability: Copies available: Turkeyen Campus Social Sciences [TJ1225 P56] (2), Actions: Add to cart No cover image available No cover image available
3. A stirrup-operated coconut grater /   Publication: London : Tropical Products Institute, 1980 . 27 p. : Date:1980 Availability: Copies available: Turkeyen Campus Science & Technology [TJ1345 C43] (1), Actions: Add to cart
4. A wooden hand=held maize sheller /   Publication: London : Tropical Products Institute 1977 . 8 p. : Date:1977 Availability: Copies available: Turkeyen Campus Social Sciences [TJ1345 P55] (1), Actions: Add to cart
5. A simple method of collecting and drying papaya (pawpaw) latex to produce crude papain /   Publication: London Tropical Products Institute 1980 . 19 p. : Date:1980 Availability: No items available: Withdrawn (2), Actions: Add to cart
6. A simple method of collecting and drying papaya (pawpaw) latex to produce crude papain /   Publication: London Tropical Products Institute 1980 . 19 p. : Date:1980 Availability: No items available: Actions: Add to cart