representative samples have been selected, chemically examined and 
tested. The results ot these investigations are given in the following 
table : — ■ 
PHYSICAL AND CHEMICAL CONSTANTS. 
Thickness 
Breaking 
Stretch 
htf 
c 
Mois- 
Rosin 
Furnish 
per sheet 
Strength 
per 
•tj is 
And Description. 
decimals 
lbs. 
cent. 
oh 
ture per 
per 
| 
of ail inch. 
b- 
cent. 
cent. 
>3 & 
M a 
Way of Machine. 
1. Lallang Bleached, sized, 
loaded. " Ordinary 
boil Caustic Soda.” . . 
.0067 
10.45 
I.46 
30 
9.60 
1. 12 
2.50 
2. Lallang Bleached, sized, 
loaded. “ High Pres- 
sure boil Caustic 
- 7, r 
' 
Soda.” 
.0086 
8.55 
0.70 
2.4 
10.01 
4.85 
1.62 
3. Lallang Bleached, sized, 
loaded, dyed. “ Sul- 
phite boil.” 
.0075 
10.00 
1. 10 
16 
8.82 
4.07 
8.80 
4. Lallang 70% Linen 
Rags 30% Bleached, 
sized, loaded, tinted, 
“ Ordinary boil, Caus- 
tic Soda.” . . 
.0045 
■ 
9.00 
1.50 
47 
8.41 
r ! 
i.6o 
2.44 
5. Lallang 75% Best Linen 
Rags 25% Bleached, 
sized, dyed. “ Ordi- 
nary boil, Caustic 
Soda.” 
6. Lallang 60% Chemical 
Wood 40% Bleached, 
sized. “Ordinary boil, 
Caustic Soda.” 
.005 
14.96 
1.34 
. 
125 
10.00 
3-53 
Nil. 
.0079 
13.54 
O.48 
• 23 
9.76 
3.52 
Nil. 
7. Lallang 70% Megass 
30% Bleached, sized. 
“ Ordinary boil. Caus- 
tic Soda.” . . 
.005 
12.98 
1.04 
51 
1302 
2-75 
Nil. 
In some instances, paper was prepared from mixtures of hemp, 
cotton and Lallang, and dyed with aniline colours. “ No. 5 ” shews 
the effect of treating the pulp with dianil black in ad-mixture with 
bleached linens, whilst “ No. 3 ” serves to illustrate the results 
obtained by the use of indanthrene blue. 
From the foregoing figures, together with a close study of the 
the samples obtained during the course of manufacture, it will be 
noticed that although it is possible to produce paper from Lallang 
Grass having a satisfactory surface and finish, all efforts made with 
the object of improving its resistance to folding, at least when run 
