Jan. 1907.] 11 Saps and Exudations. 



II. West Coast African, Congo. Mozambique, Uganda, Madagascar. 



Red Massai triggers. W.C. Af. 

 Gambia niggers W.C. Af. 



Congo red Kassai 



Congo Lac Leopold III. 

 Upper Congo ball 

 W.C. African Lump 



i 



Brown Niger niggers 

 Loanda niggers 



Uganda Plantation sheet 

 Uganda Pears 



Mozambique, good red ball... 



Mozambique sausage 

 Mozambique unripe ball 



Mozambique Lamu ball 



Nyassa ball 



Madagascar pinky 

 Tamatave 



Madagascar Ma junga 

 Madagascar earthy niggers .. 



Nov. 12. Of). Dec. 29. 00 



tacky and 

 mouldy 



slightly 

 mouldy 



signs of 

 tackiness 



traces 

 traces 



traces 



mouldy 

 traces 



traces 

 slightly 

 tacky 

 traces 

 mouldy 



traces 



slightly 

 tacky 



irregular lumps, with a little 

 bark 



irregular lumps mottled pink 

 and white in section, some 

 bark 



irregular lumps containing 



bark and sand, 

 irregular lumps, little bark 

 irregular lumps, very barky 

 Black homogeneous slabs. 



more than half bark 



rolled sheet 



Pear-shaped homogenous 

 lumps 



Threads wound into small 

 balls 



Threads wound into spindles 

 irregular lumps, very barky 



irregular lumps, mottled inter- 

 nally 



irregular lumps, barky 



large homogeneous lumps 



tacky large spongy lumps, barky 

 tiaces wound threads, with a large 

 quantity of earth 



III. East Indian, Assam, Rangoon, Penang, Borneo, Etc. 



Plantation Assam 

 Red Assam 



White Assam 

 Red Rangoon 

 Red Penang 

 White Penang 



Borneo 



Tonquin strips 

 Palembang 



Nov. 12. 06. 



tacky at 

 one corner 



Dec. 29. 06. 



slightly 

 mouldy 



traces 

 slightly 



tacky 

 very tacky 



tacky 



slightly 

 mouldy 



barky compressed scrap 

 barky 



barky 



irregularly wound balls with 

 large quantity of bark 



irregular blocks. Very barky 



White, brittle, like hardened 

 putty, smell of Kerosene 



IV. Ceylon Rubber, left exposed : September 13th— Dec. 29th. 



Biscuits.— The top biscuit of a pile was slightly mouldy, the others were 

 mouldy on the exposed edges. 



Unwashed Scrap.— Very slightly mouldy. 



Washed Scrap.— Traces. 



Crepe.— Not mouldy. 



Ceylon Blocked Crepe.— Slightly mouldy. 



V. Plantation Rubber, in Museum Case. Dec. 29 th, 1906. 



Hard Para.— Half block. Dense patches of mould on the cut surface, 



