125 FORESTRY OF WEST AFRICA. 



specimen I presented to the Kew Museum, should 

 command as much as Angola copal. 



Next, however, to ANGOLA, Benguela, Senegal 

 and Sierra Leone comes Accra copal, which is sold 

 after cleaning at the rate of about £go per ton. And 

 from the Congo have come consignments which have 

 not realized as had been expected, "because they 

 were principally new soft gums, and probably had been 

 gathered from the surface instead of below the ground 

 where the earlier resin had accumulated." 



It should present itself to the minds of local pro- 

 moters of a fresh industry, and to exporters, that an 

 article such as gum should present a fair, attractive 

 •exterior; that its appearance should take ; that this can 

 be best effected by clean and careful collection of this 

 commodity, devoid of bark, earth, and other matter, 

 which when in mixture can be removed locally by 

 scraping and washing, with an issue to the interested 

 of having, in addition to heavier account sales, to pay 

 freight only on good marketable stuff, and not on a 

 mixture of rubbish. 



It will best suit my purpose and that of my readers 

 to afford instruction for proper cleaning of these 

 commodities, which if attended to will result in more 

 profit to the collectors and more satisfaction to the 

 buyers. I am enabled to do so through the practical 

 experience of Mr. Ingham Clark, who has been good 

 enough to inform me that old resins (fossilized) like 

 "'Accra" and "Benguela" require a fairly strong solu- 



