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1.	Image from Google Jackets	Lawang oil from New Guinea by Spoon Ir W Material type: Text; Format: print ; Literary form: Not fiction Publication details: Chemisch Weekblad 1956 Availability: Not available: RRII Library: Reprints (1). Save to lists Add to cart (remove)
2.	Image from Google Jackets	Phosphate from curacao as a phosphoric manure by Spoon Ir W Material type: Text; Format: print ; Literary form: Not fiction Publication details: Landbouwkundig Tijdschrift 1955 Availability: Not available: RRII Library: Reprints (1). Save to lists Add to cart (remove)
3.	Image from Google Jackets	Some remarks on the future of kapok by Spoon Ir W Material type: Text; Format: print ; Literary form: Not fiction Publication details: Tropical Products Department of the Royal Tropical Institute, No.256 (Booklet) Availability: Not available: RRII Library: Reprints (1). Save to lists Add to cart (remove)
4.	Image from Google Jackets	Essential oils from New Guinea by Spoon Ir W Material type: Text; Format: print ; Literary form: Not fiction Publication details: Tropical Products Department of the Royal tropical Institute Booklet No.265 1958 Availability: Not available: RRII Library: Reprints (1). Save to lists Add to cart (remove)

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