Document y4ndGL7Emzrbb7rvLVJyanLn
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COPT Deoember 12, 1935.
Mr. C h a rle s W esley Dunn 508 F ifth Avenue, New York c i t y .
D ear Mr. Dunn:
I w ish to r e p o r t tile fo llo w in g a n a ly s e s f o r "X" J u s t comp le te d by Dr. H orw itt.
Sample No. lo c a li ty
S hipm ent
"X" in P arts per m illio n
Id Ed 3d
M arnida tt
0 6
6
2.33
6.91 2.72
4d Merida 5d n
coco
1.96 10.6
6d Tuxpena
11
1.93
7d Laguna
4
1.38
8d M erida
"B eech -N u t"
1 7 .8
9d Ttxxpana
"B eech-N ut"
0.66
lOd Lagunta
"Bee oh-Nut"
1.06
G reat v a r ia tio n s are due to th e f a c t th a t each sample i s from a d iffe re n t block. Indeed , d iffe re n t p a rts of the same block gave trem endous v a r i a t i o n s , D u p lic a te a n a ly s e s on the sam e a s h a g re e
w ithin 3 per cent.
A dditional Analyses
R epeat on M erida 8 - m ix tu re o f 4d & 5 d ............
7.30 p.p.m .
R ep eat on M erida "S ee ch -Iiu t" ........................................... .... 1 3 .0 "
la te x tt
"B eech-N ut*' n *t ;
..
** *
.
.
*
*
In n e r bark *Bech-Nutn
.....................
0.41 0.44
1.06
h
A ll o f the; above a n a ly s e s a re on the nv e t n o r " a s - i s " b a s i s . Such r e s u l t s a s th e s e s u p p o rt v e ry d e f i n i t e l y Mr. W h a rto n 's co n ten tio n , expressed at the recen t conference held with h is s ta f f , th a t c h i c le can b o b ta in e d w ith o o n te n t o f "X" l e s s th an 1 .0 p .p .m .
w ithout q u estion.
K/r 0063 Vb
Yery tr u ly yours, George R. Cow gill
N 7570