Xx] LAUAN. 143 
officially reported upon to the Spanish Government only 
a short time ago :— 
TABLE LXVI. 
Arc of flexion produced . . . 
by a constant weight oe vee Distance between the 
of aaa ve Bung from took place. Of the ‘are; supporters of the wood. 
Inch. Inches. Tbs. Inches, 
0°43 3°15 14°99 23°62 and 26°77 
TABLE LXVII. 
A 3 
2 esptante a : Bh Oe - | Resistance to tortion 
= & To pressure 9g jess Eos] sf co-efficient 
og :/e%s5.8) G22) me of fracture T. 
28 BSs|sebS| 2 we 5a 
2 2 wa| Bee's 
Se] withthe | 085, | See [eo ea| wea! Es 
2 | grain of | 13 oe Pa Be |g poe = 50 ‘; | Absolute |Applicable 
the fibre. ecularly. S 2 aga o strength. | strength. 
Ibs. Ibs. Ibs. Ibs. Inch. Ibs. Ibs. Ibs. Ibs. 
948) 498°24 | 198-41 [1529199] ‘038 |152°99/158'16| 168'43 | 16°84 
t 
Remarks.—Weight producing fracture at the bend, 1°32 lb. T co-efficient of fracture 
by bending, or of maximum bend. : 
Father Gaspard de St. Augustine says, in his manu- 
script History of the Philippine Islands, that the outside 
planks of the old Manilla and Acapulco galleons were of 
Lauan wood, and that it was chosen because it does not 
split with shot. 
THE ACLE, No. 7 (Mimosa Acle, Fuga xylocropa),* * 
is without thorns or excrescences. The Indians use it for 
the construction of their houses, and prize it for its good 
quality. In working it causes sneezing. The bark is 
*Blanco’s “ Philippine Flora.” 
