[ LOL ] 
WAVE NUMBER (CM!) 
coo 99020001500 tp) so ago 
H 318 
ALASKA III 
WASHINGTON, D.C. 
GREENLAND 
J | 1 i ! J | ] 1 I 
L 
a 4 5 7 8 9 10 H 12 3. 14 +15 
WAVELENGTH — (MICRONS) 
Infrared spectra of Cretaceous amber from Alaska Type III, from Washington, D.C. and 
of unknown age from Greenland. 
aLVIg 
AX 
